What Percentage of People Do Not Attempt Martial Arts

• Journal List
• J Sports Sci Med
• v.9(4); 2010 December
• PMC3761807

J Sports Sci Med. 2010 Dec; 9(iv): 528–537.

Published online 2010 Dec one.

The Social-Psychological Outcomes of Martial Arts Practice Among Youth: A Review

Received 2010 May 20; Accustomed 2010 Aug half dozen.

Abstruse

Martial arts interest among the youth has been described in controversial terms. Studies regarding the effects of martial arts practise on youth show contrasting images. While some refer to enhanced personal and social opportunities for those that participate, others warn confronting increased levels of aggressiveness and hating behavior among its participants. The aim of the present review is to provide, firstly, an overview of the major findings of studies apropos the social-psychological outcomes of martial arts practise. Secondly, the limitations of those studies are discussed. From more than 350 papers, collected during a two-year lasting literature study, 27 papers met all criteria to be included in this study. This review revealed that fifty-fifty though a considerable corporeality of research on social-psychological outcomes of martial arts practise has been conducted over the years, to date, it has not brought clarity in the existing duality regarding the possible effects of martial arts interest. Information technology is proposed that a better understanding tin be provided if specific influential factors are taken into business relationship in future research (i.e., participants' characteristics, type of guidance, social context and structural qualities of the sport).

Fundamental points

• Many common beliefs exist virtually the positive and negative outcomes of martial arts practise.

• Studies regarding the effects of martial arts practise on youth show contrasting images.

• Several influential factors take to be taken into business relationship when examining the social-psychological outcomes of martial arts practise.

Key words: Martial arts, youth, personality traits.

Introduction

Martial arts involvement in general tin can exist described in controversial terms. Commonly held perceptions on the value of involvement in martial arts are mixed. As indicated by some, these common behavior with regard to martial arts are often largely based on perceptions obtained through the media and entertainment manufacture (Smith, 1999). It has been pointed out that popular media have created a distorted prototype of martial arts for (commercial) entertainment purposes (Fuller, 1988; Grady, 1998; Stickney, 2005).

The duality in the perception regarding the furnishings of martial arts is possibly even more than apparent when it involves youth. On the i side, martial arts interest is believed to provide positive learning opportunities for youth in general, as well as with regard to specific target groups. For instance, a study among member countries of the European Physical Pedagogy Association (EUPEA) indicated that in the majority of countries, martial arts are introduced during physical education classes in secondary schools, because it is believed that martial arts involvement can provide positive educational opportunities to pupils (Theeboom and De Knop, 1999). Likewise, specific initiatives have been gear up in several countries in which educators and welfare workers make employ of martial arts in their piece of work with socially deprived youth (Abrahams, 2004; Bosch, 2008; Theeboom et al., 2008; Zivin et al., 2001). All the same on the other side, the relationship between (some) martial arts and adolescents has been regarded past others equally problematic due to an assumed relationship with negative socialization processes. Consider the sport of boxing equally an example. Several authors have pleaded for a ban of this sport for youth under the age of sixteen years on medical, philosophical and ethical grounds (e.grand., American Academy of Pediatrics, 1997; Pearn, 1998). Pearn, 1998, for example, proposed that "… there is no identify in contemporary order for a youth sport which has, as its chief goal, the infliction of astute brain damage on an opponent" (p. 311). This perspective becomes even more credible in lite of the so-called "desportization "within the martial arts (Bottenburg and Heilbron, 2006), every bit immature participants seem to get increasingly involved in harder martial arts (eastward.g., Thai boxing, mixed martial arts). This tendency is conspicuously visible in Thailand, where children aged between five and nine take part in Thai battle and starting professional fights at around 12 to 14 years sometime (David, 2005).

Some researchers accept besides provided evidence for the negative effects of martial arts involvement among adolescents. For example, a Norwegian study concluded that participating in power sports such every bit weightlifting, wrestling and oriental martial arts (karate, judo, and taekwondo) leads to an increase in antisocial behavior in youth (Endresen and Olweus, 2005). These results led to a dandy deal of controversy in a number of countries leading into violent discussions in various media and on the cyberspace regarding the alleged furnishings of the practice of martial arts on the young participant, ranging from very positive to very negative. However, some researchers made comments on the Norwegian study'south methodology (Sleijfer, 2005; Theeboom et al., 2008). For instance, doubts take been raised about the validity of the self-composed questionnaire and an absence of specifying which type of guidance used within the selected power sports. Information technology has as well been argued that information technology is difficult to brand full general statements using the evidence from this study as a keen variety of sports was selected in this report (e.g., weightlifting compared to martial arts).

The data presented above indicates that uncertainties exist regarding social- psychological outcomes of martial arts exercise on young participants. It is therefore worthwhile to review findings of the major studies dealing with this topic.

Popularity of martial arts

Martial arts (due east.g., judo, karate, taekwondo, kickboxing) participation has universal appeal. For example, in French republic, the Netherlands, Canada, Finland, Commonwealth of australia and Belgium martial arts are on a listing of the ten most skilful sports among children and adolescents (Australian Bureau of Statistics, 2009; Ministère de la jeunesse des sports et de la vie associative, 2005; Nederlandse Hartstichting and NOC*NSF, 2007; Tammelin et al., 2003; Warren, 2008; Wolt et al., 2007). Martial arts have also been ranked amid the ten most practiced sports in a club context (Bottenburg et al., 2005; Ministère de la jeunesse des sports et de la vie associative, 2002).

The popularity of martial arts has helped contribute to a growing interest in martial arts inquiry over the years, which can be illustrated through a number of ways. Firstly, there are indications that in recent years more papers on martial arts are presented at sports scientific congresses. For case, Distaso and his colleagues (2009) examined the number of oral and poster presentations on martial arts at the annual conference of the European College of Sport Scientific discipline (ECSS) and noticed a significant growth between 1999 and 2008.

Secondly, in recent years an increased number of scientific meetings with regard to martial arts take been organized. Next to conferences on martial arts in general (due east.g., "Scientific Congress on Martial Arts and Combat Sports"; "Earth Congress on Gainsay Sports and Martial Arts", "International Scientific Briefing of Experts - Researchers on Martial Arts and Humanists"), also scientific gatherings with regard to one particular martial arts style are existence organized (due east.g., "International Science of Judo Symposium"; "International Congress on Wrestling and Traditional Games"; "International Symposium on Scientific discipline and Taekwondo"; "International Symposium of Traditional Karate, Budo Arts and Combat Sports").

Thirdly, it is interesting to note that in recent years the number of scientific publications regarding martial arts has increased as well. For example, there are currently a number of specific international journals reporting on martial arts research (due east.grand., "Journal of Asian Martial Arts", "Archives of Budo", "Journal of Chinese Martial Studies", "IDO Motility for Culture", "Electronic Journals of Martial Arts and Sciences", "Classical Fighting Arts"). In addition, the Periodical of Sport Science and Medicine has published a number of special editions on martial arts.

Despite the increased attending among scientists for martial arts studies, until now only a express number of literature reviews accept been published regarding this enquiry (e.chiliad., Cox, 1993; Fuller, 1988; Gutiérrez García and Pérez Gutiérrez, 2009; Henning, 1999; Pieter, 1994). These reviews covered a broad range of scientific disciplines (due east.chiliad., biomechanics, psychology, history, physiology, folklore, didactics, epidemiology of injuries) and paucities in certain domains have been reported. For case, Pieter, 1994 concluded that pedagogical research in martial arts was sorely defective and Fuller, 1988 claimed that due to their negative public image, martial arts accept been largely neglected as a focus of psychological research. As these reviews are more than than xv years onetime, it is interesting to learn about more than recent martial arts enquiry. Among other things, it would be worthwhile to specifically focus on young martial artists, equally several studies have reported an increased percentage of adolescents involved in martial arts. For example, in the netherlands information technology was found that approximately 55% of those practicing a martial art in a order setting, was youth (Breedveld et al., 2008) and in Finland the percent of youth membership in martial arts clubs fluctuated between 64% and 86% (Tammelin et al., 2003).

Methods

Considering controversial feelings regarding the effects of martial arts practise on young people, it is relevant to gain more insight in the social-psychological outcomes of martial arts involvement among youth by reviewing the existing research on this topic. Literature was collected over a two-year period. Apart from a number of secondary sources (e.g., enquiry reviews), literature data were primarily collected through computer and transmission searches of main sources (e.g., periodical articles, theses and dissertations) in the areas of sport sociology, psychology, teaching and philosophy.

For the computer search, online databases (e.m., SportDiscus, ERIC, Academic Search Elite) were combed pairing chief keywords, such as martial arts, judo, aikido, kick-/Thai boxing, battle, taekwondo, karate, children, youth, adolescents, outcomes, effects, motivation, pedagogy way, teaching approach, participation, motives and aggression. In add-on, the reference listing of the studies obtained, were examined for boosted potentially relevant manufactures not previously located. The literature search resulted in a database of 380 published likewise as unpublished papers in total, collected from 107 dissimilar journals, of which 209 papers coming from 79 different journals, specifically focused on martial arts.

To be included in the review conducted as part of the present study, a study had to meet seven criteria. Firstly, only those studies measuring social-psychological outcomes of practicing a martial art are included. For example, this means that studies looking at the therapeutic values of martial arts are non discussed in this review (for such a review, encounter Burke et al., 2007). Secondly, studies in which martial arts were incorporated as office of a larger intervention program, were excluded from this review (eastward.1000. Glanz, 1994; Smith et al., 1999; Twemlow et al., 2008) as express evidence could be provided that measured outcomes were specifically attributed to martial arts exercise. Thirdly, studies evaluating self-defence programs were likewise excluded every bit Brecklin, 2008 recently reviewed the bulk of these studies. Fourthly, when the used methodology was non presented clearly or when a study had many limitations (as ended past the authors), they were omitted from this review (due east.g., Delva-Tauiliili, 1995; Strayhorn and Strayhorn, 2009). Fifthly, equally only few studies focused on specific target groups, such as persons with disabilities (due east.chiliad., Conant et al., 2008; Martin, 2002) or made use of a qualitative research methodology (eastward.g., interviews) (Konzak and Klavora, 1980; Theeboom et al., 2008; 2009), none of this research was included in this review equally no meaningful comparison would exist possible. Sixthly, the focus is on studies conducted from the mid '90s onwards, every bit the older ones were mostly included in the previous reviews (such as Cox, 1993; Fuller, 1988; Pieter, 1994). However, to enable a comparison with more recent research, major findings of these older studies were included as well. Seventhly (and finally), the review covers but research that has been published in English, Dutch or French. Studies written in another language were not discussed in the review (east.g., Matsumoto et al., 2006; Matsumoto and Konno, 2005). The terminal selection resulted in 27 studies that volition be reviewed beneath (12 studies earlier and fifteen studies after the mid '90s).

The results of this literature study volition be described in the present review, which consists of two parts. In the first part, studies reporting the possible effects of martial arts practise on participants volition exist discussed. However, the majority of these studies cannot determine to what extent the observed effects tin exist attributed to the practise of a martial art since several methodological and conceptual limitations can be noticed. The second part of this review will focus specifically on these restrictions. Finally, a determination is presented and recommendations are provided for further investigation.

Social-psychological outcomes of martial arts practise

Firstly, a number of trends can exist noticed with regard to themes, groups of participants and methodologies in martial arts research. Studies regarding social- psychological effects of martial arts do engagement back to the tardily 60'south and the early on 70's (e.yard., Kroll and Carlson, 1967; Pyecha, 1970). These earlier studies focused on personal characteristics of martial artists, how these characteristics determined preferences for specific types of martial arts and the extent in which they changed as a issue of martial arts involvement. Since then, more researchers accept become interested in the outcomes of martial arts practise. Interestingly, for a number of reasons, a turning point in martial arts inquiry can be detected around the mid '90s. For case firstly, while before studies focused on martial arts interest in general, in more contempo years attending shifted to outcomes of martial arts practise amid children and adolescents. More 60% of more recent papers and reports that were analyzed, addressed youth, whereas less than 20% of the studies conducted before the mid '90s examined this issue. Secondly, a shift can exist noticed regarding the type of martial arts under study. Previously, the majority of studies focused on traditional martial arts (e.thousand., judo, karate, taekwondo), while in more contempo years a growing interest for (harder) Western martial arts can be noted (e.g., boxing, mixed martial arts). Thirdly, an evolution in the used methodology can be noticed as well. While until the mid '90s, most studies fabricated use of cross-sectional designs (viz, 92% of the older studies included in this review), in later years more than longitudinal studies have been fix (viz, twoscore% of the studies conducted after the mid '90s). And fourthly, throughout the years, the blazon of social-psychological outcomes nether study changed. While well-nigh of the before studies primarily looked at the influence of martial arts practise on a diverseness of personality traits of practitioners (viz, 58% of the studies conducted before the mid '90s), in contempo years the emphasis is more on the relationship between martial artists and assailment (viz, 61% of all studies that were analyzed).

In the following section an overview is presented of empirical studies with regard to social-psychological outcomes of martial arts exercise, in which, among other things, results and used methodology will exist examined more closely.

Studies examining different personality traits, such every bit self-confidence, self-assurance, anxiety level, and self-regulation are discussed first (Table one). Afterwards, research regarding the relation between martial arts practice and aggressive behavior is looked at because of its increased attention by researchers in recent years (Tabular array 2).

Table i

Overview of selected studies on martial arts and personality aits.

Year	Author	Sample size	Target group*	Methodology	Martial art	Measured effect	Positive or negative effect among MA†
1978	Duthie et al.	152	General	Cross-sectional (level of experience)	Karate, other martial arts (not specified)	Self-conviction, potency, autonomy, achievement, …	Positive amidst advanced MA
1980	Konzak & Klavora	84	General	Cross-sectional (level of experience)	Karate	General development (personality factors and physical well-existence)	Positive among advanced MA
1986	Richman & Rehberg	60	General	Cantankerous-sectional (level of feel + functioning)	Karate	Self-esteem	Positive amidst advanced and successful MA‡
1986	Trulson	34	Youth	Longitudinal (type of guidance)	Taekwondo	Anxiety, self-esteem and social adroitness	Positive amidst traditional MA
1989	McGowan & Miller	107	Full general	Cross-sectional (level of performance)	Karate	Angry	Positive among less successful MA‡
1990	Layton	93	General	Cross-sectional (level of feel)	Karate	Trait and land anxiety	Positive among avant-garde MA
1993	Kurian et al.	30	General	Cross-sectional (level of experience)	Taekwondo	Anxiety and independence	Positive among advanced MA
1994	Kurian et al.	72	Youth	Cross-sectional (level of feel)	Taekwondo	Self-reliance and enthusiastic optimism	Positive amid advanced MA
2003	Najafi	118	General	Cantankerous-sectional (type of guidance)	Karate	Humility and overall levels of hope	Positive amid traditional MA
2004	Lakes & Hoyt	193	Youth	Longitudinal(school-linked program)	Taekwondo, control	Cognitive and affective self-regulation, prosocial behavior, classroom conduct, performance on a mental math examination	Positive over time among MA
2007	Kuan & Roy	twoscore	General	Cross-sectional (level of performance)	Wushu	Cocky-confidence and free energy control	Positive among successful MA‡
2007	Wargo et al.	40	General	Cross-sectional (level of experience)	Taekwondo, karate	Self-esteem	Neither positive nor negative
2009	Steyn & Roux	72	Youth	Cross-sectional (comparison different groups)	Taekwondo,hockey,non-sport group	Personal growth and self-credence	Positive among MA

Table ii

Overview of selected studies on martial arts and aggression.

Year	Writer	Sample size	Target grouping*	Methodology	Martial art	Measured outcome	Positive or negative effect amid MA†
1980	Rothpearl	152	General	Cross-sectional (level of experience)	Karate	Hostility	Positive amid advanced MA
1981	Nosanchuk	41	General	Cantankerous-sectional (level of experience)	Karate	Aggressive fantasy	Positive among advanced MA
1990	Daniels & Thornton	80	General	Cantankerous-exclusive (level of experience)+ (comparison dissimilar martial arts)	Karate, ju jitsu, badminton, rugby, control	Hostility	Positive among advanced MA
1991	Skelton et al.	68	Youth	Cross-sectional (level of experience)	Taekwondo	Aggressiveness	Positive amid avant-garde MA
1992	Daniels & Thornton	79	General	Cantankerous-exclusive (level of experience)	Karate, ju jitsu, badminton, rugby	Hostility	Positive among advanced MA
1994	Edelman	15	Youth	Longitudinal (schoolhouse-linked program)	Aikido	Hostility and aggressiveness	Positive over fourth dimension amid MA
1999	Lamarre & Nosanchuk	51	Full general	Cantankerous-exclusive (level of experience)	Judo	Aggressiveness	Positive among avant-garde MA
2001	Björkqvist & Varhama	319	General	Cross-sectional (comparison different martial arts)	Karate, wrestling and boxing, non-contact sports, no sports	Attitudes towards violent conflict resolution	Positive among male, negative among female karateka
2001	Zivin et al.	sixty	Youth	Longitudinal (schoolhouse-linked program)	Kempo	Hostility and aggressiveness	Positive over fourth dimension among MA
2001	Reynes & Lorant	150	Youth	Cantankerous-sectional (comparison dissimilar martial arts)	Judo, karate, command	Aggressiveness	No divergence compared to control (judo more acrimony than control)
2002	Reynes & Lorant (a)	eight	Youth	Longitudinal	Judo, control	Aggressiveness	Negative compared to command grouping
2002	Reynes & Lorant (b)	nine	Youth	Longitudinal	Karate, control	Aggressiveness	No outcome compared to control, positive effect compared to judoka
2004	Reynes & Lorant	43	Youth	Longitudinal (comparison different martial arts)	Judo, karate	Aggressiveness	No effect among karate, negative amongst judo
2005	Endresen & Olweus	477	Youth	Longitudinal	Boxing, weightlifting, wrestling, oriental martial arts, non-participants	Vehement and hating behavior	Negative amid MA
2007	Wargo et al.	twoscore	Full general	Cross-sectional (level of experience)	Taekwondo,karate	Aggressiveness	Neither positive nor negative
2009	Steyn & Roux	72	Youth	Cross-sectional (comparison dissimilar groups)	Taekwondo, hockey, non-participants	Verbal assailment and hostility	Positive among MA

Personality traits

Nearly enquiry looking at personality profiles of martial artists used a cantankerous-sectional design. A number of these studies accept compared personality traits co-ordinate to the performance level of martial artists (e.g., winning or losing a competition, earning a trophy or a medal) (eastward.grand., McGowan and Miller, 1989; Richman and Rehberg, 1986). In an before written report, Richman and Rehberg, 1986 showed that the level of functioning had a positive touch on personality traits of participants (eastward.g., higher self-esteem). Around the same menstruation, McGowan and Miller, 1989 reported that successful competitors showed more anger than less successful ones. Notwithstanding, in this study anger was used in a positive fashion, namely the energy needed to win a karate competition. It is non possible to infer from these findings that competitors remain feeling angry. More contempo studies (e.k., Kuan and Roy, 2007) made employ of a similar research methodology and revealed positive findings. Kuan and Roy, 2007 used the "Psychological Performance Inventory "(PPI) to examine differences in self-confidence and negative energy command among wushu athletes (medallist compared to non-medallist). Results revealed that medallists scored significantly higher on self-confidence and negative energy control than non-medallists. Consequently, it was also ended that successful athletes reported more than positive outcomes on personality traits than less successful athletes.

Instead of dividing the sample according to level of performance, a number of researchers examined differences in personality traits of martial artists between different teaching styles (i.e., traditional versus modernistic preparation methods). While a traditional approach was defined as focusing on meditative aspects, stressing self-control, conflict avoidance, respect for others, kata grooming, and the study of philosophy, mod preparation was described as emphasizing sport and competitive aspects, besides as focusing educational activity to physical aspects just (Donohue and Taylor, 1994; Nosanchuk and MacNeil, 1989).

In an earlier study, Trulson, 1986 suggested that traditional martial arts practise has a positive influence on personality traits of participants, as opposed to training in modernistic martial arts. More recently, Najafi, 2003 likewise divided his sample as a part of teaching styles and came to similar conclusions. His findings revealed that practitioners of traditional martial arts emphasize more than humility and written report more overall levels of hope compared to those involved in mod martial arts. In this study, hope was defined equally "…the motivation to accomplish the harsh task "(p. 25).

The majority of studies that employ a cross-sectional design to examine personality profiles of martial artists divide samples equally a function of level of experience in a specific martial fine art (eastward.m., belt color or length of martial arts involvement). Studies conducted before the mid '90s indicated clear similarities in their conclusions, in which length of training was constitute to accept a positive impact on personality traits of martial artists (e.g., Duthie et al., 1978; Konzak and Klavora, 1980; Kurian et al., 1993; Layton, 1990; Richman and Rehberg, 1986). Even so, a number of studies conducted in more recent years resulted in less consistent findings. For example, in Wargo et al. 'due south study (2007) blackness and yellowish chugalug taekwondo-in were asked to fill out the "Minnesota Multiphasic Personality Inventory 2 "(MMPI-2). No evidence for improved cocky-esteem with rank was found. Furthermore, the authors suggested that the participants included in their study had no more self-esteem issues than the general population.

A number of more recent studies, using a similar research methodology, have focused on the influence of martial arts on personality profiles amid adolescents. For case, Steyn and Roux, 2009 compared the psychological well-being of taekwondo-in, hockey players and a non-sport group. Adolescents between the ages of 15 to eighteen years were asked to administer the "Psychological Well-being Questionnaire". Results indicated that the personal growth and self-acceptance scores of taekwondo- in were significantly higher than those of the hockey players and the not-sport grouping. Another study, conducted past Kurian et al., 1994, found similar results among taekwondo participants. They used the "Children's Personality Questionnaire "and institute that longer times in taekwondo training were associated with more than self-reliance and enthusiastic optimism. Lakes and Hoyt, 2004 using a longitudinal enquiry design to measure the touch of schoolhouse-based taekwondo training on self-regulatory abilities found that after a 3-month intervention, participants of taekwondo showed greater improvements than a control group in areas of cerebral and affective self-regulation, prosocial behavior, classroom behave and functioning on a mental math test.

In general, research conducted after the mid '90s and focusing on youth showed that martial arts practise has positive effects on the personality profiles of adolescents, which clearly confirms findings of earlier studies.

Aggression

Although most of the earlier studies focused on personality traits of martial artists in general, some authors specifically looked at the relationship between martial arts and ambitious behavior (Daniels and Thornton, 1990; 1992; Nosanchuk, 1981; Rothpearl, 1980; Skelton et al., 1991). In full general, it was concluded that longer training was associated with lower levels of aggressiveness.

Reverse to earlier research, only a few of the more recent studies made use of a cross-sectional pattern. For example, Lamarre and Nosanchuk, 1999 used the "Rosenzweig Moving-picture show Frustration Test "and responses to hostile or frustrating situations to examine the aggressiveness among judoka. Their results revealed that aggressiveness decreased across training, also equally across age, with gender having no effect. Consequently, findings were consistent with those of the previous studies. However, Wargo et al., 2007 failed to support previous findings. In their report the "Minnesota Multiphasic Personality Inventory 2 "(MMPI-2) was used to assess the personalities of xanthous and black belt taekwondo-in and karateka. Information technology was reported that participants were no more likely to view ambiguous situations as warranting retaliation compared to the full general population.

Instead of dividing the sample equally a part of level of experience, Björkqvist and Varhama, 2001 made a comparing between different types of martial arts. Attitudes towards violent conflict resolution were examined among female and male practitioners of different styles of martial arts (karateka compared to wrestlers and boxers), practitioners of non-contact sports and controls who did not practise any sport. Results indicated that martial arts do had positive effects on male, just negative effects on female participants when compared to participants in a command group.

As indicated earlier, in recent years more researchers take become interested in the human relationship of martial arts practice and aggressiveness among children and adolescents. Contrary to more general studies and those conducted in earlier years, a majority of the research involving adolescents made use of a longitudinal research design with time between pre- and mail-testing ranging approximately from 2 months to 2 years. Information technology is too interesting to annotation that several of these longitudinal studies have set up an experimental design in which martial fine art instruction was provided to adolescents with no prior martial arts experience and were aimed at examining changes in ambitious behavior over the course of the program. In most cases, specific target groups were used, such equally middle or simple school youth at chance (Edelman, 1994; Zivin et al., 2001). All these studies reported positive outcomes, with decreased post-test scores on hostility and aggression. While well-nigh of these studies fabricated utilise of martial arts in full general, merely a few have investigated differences betwixt specific styles of martial arts. For instance, Reynes and Lorant (2001; 2002a; 2002b; 2004) compared changes in aggressiveness of children practicing either judo or karate. After a 1- and 2-year practise menstruation, they reported distinct reverse findings between the two martial arts, namely young karateka did not differ from a command grouping, whereas young judoka were constitute to be more ambitious than both the command and the karate group. As well Endresen and Olweus, 2005 reported negative effects as a upshot of martial arts practise amidst youth. As reported earlier, they conducted a longitudinal written report in which they examined the relationship between participation in then-called "power sports "and tearing and antisocial beliefs amid preadolescent and adolescent boys over a two-year menstruum. These power sports included boxing, weightlifting, wrestling and oriental martial arts. Their findings showed that participation in these sports lead to an increment in antisocial interest outside the sports situation with no indications of choice effects. The authors suggested that these negative effects stemmed both from the exercise of power sports itself, as well as from the repeated contact with a "macho "civilization prevalent in the sporting clubs. As earlier indicated, Endresen and Olweus' study has been criticized past others.

Finally, but a few studies made use of a cross- exclusive design to measure out the aggressiveness among young martial artists. For instance, Steyn and Roux, 2009 used the "Kiss and Perry Aggression Questionnaire "to examine the assailment levels of fifteen to 18 twelvemonth former taekwondo-in compared to hockey players and a not-sport grouping of the aforementioned age category. Findings revealed that the verbal assailment and hostility scores of taekwondo participants were significantly lower than the other two groups.

In determination, well-nigh studies investigating the relationship between martial arts practise and aggressiveness revealed positive outcomes, in a full general population, as well as specifically for adults or for adolescents. However, findings are not ever consistent with i another, since some studies reported that martial arts would have no or even negative furnishings on the aggressiveness of participants.

Limitations

Examining effects of sports participation is complex as several factors (e.g., type of guidance, structural qualities of the sport, etc.) can be expected to take an influence. Equally a result, this kind of inquiry has several methodological and conceptual limitations, which will be discussed below.

Several studies, which made utilize of a cross-exclusive design to compare personality traits of martial arts practitioners at different levels of experience, exercise non seem to command for self-selection effects (e.k., Kurian et al., 1993; Steyn and Roux, 2009; Wargo et al., 2007). Information technology is likely that participants in those studies selected martial arts training because it was consistent with their personal tendencies. It is too possible that adolescents whose values and beliefs were not in tune with those of the chosen martial art, would near probable determine to give upwardly practice. As indicated by several authors (due east.g., Cox, 1993; Fuller, 1988), it is therefore meliorate to conduct longitudinal studies. All the same, this kind of pattern also has its limitations. Among other things, information technology is time-consuming and information technology remains difficult to control the flow between the get-go and second measurement and to forbid the context from changing (e.g., drop- out, changing of the martial art teacher, etc.) (Gravetter and Forzano, 2009). For example, in the study of Reynes and Lorant, 2002a nearly i third of the total sample dropped-out during the ane yr of judo practise. Nosanchuk and Lamarre (2002) indicated in their comments on this study that those who persisted, may be more aggressive than those who dropped-out, which could be an explanation for the observed outcomes. Information technology can also be noted that differences announced regarding the length of the intervention. While a number of studies take used a one- or two-month catamenia (Edelman, 1994: 12 weeks; Lakes and Hoyt, 2004: 16 weeks; Zivin et al., 2001: 10 weeks), others raised questions most these short-term effects. For case, Nosanchuk and Lamarre (2002) argued that more than 1 yr of training would be required to appraise any meaningful variations. Likewise other authors suggested that it takes several years of training to obtain positive outcomes (e.g., Konzak and Klavora, 1980; Layton, 1990). In addition, only a few researchers have conducted a follow-up written report to assess whether martial artists' changes in personality, psychological and behavioral characteristics are long-lasting (e.g., Zivin et al., 2001). It is also interesting to annotation that some researchers reported significant effects, but used small-sized samples, which may have resulted in low statistical power (e.thou., Edelman, 1994: north = 15; Reynes and Lorant, 2002b: n = 9). Furthermore, many studies did not accept gender differences into account. For example, a number of studies but investigated boys (e.g., Endresen and Olweus, 2005; Kurian et al., 1994; Reynes and Lorant, 2002a; 2002b; 2004; Zivin et al., 2001). Only Lakes and Hoyt, 2004 indicated that benefits received past girls may be manifested differently than those obtained by boys.

Moreover, a few studies made a comparison between unlike martial arts styles and revealed differences forth the dissimilar styles (due east.g., Björkqvist and Varhama, 2001; Daniels and Thornton, 1990; Reynes and Lorant, 2004). This finding indicates that each martial art has its own qualities, which can lead to dissimilar outcomes. However, in some studies the characteristics of specific martial arts were non taken into consideration. In these cases adolescents involved in different martial arts were pooled together into one group and compared with a non-participation grouping (e.one thousand., Endresen and Olweus, 2005; Daniels and Thornton, 1992; Duthie et al., 1978; Nosanchuk and MacNeil, 1989; Wargo et al., 2007).

Finally, as indicated by Jones, MacKay and Peters (2006), information technology is not but important to have the kind of martial fine art into account, it is perhaps more important to look at the role played by the instructor, which tin can create different styles within one martial art. The effect of the martial arts being taught can be very different depending on who is teaching. It can exist noted, however, that many authors did not draw the type of guidance used inside the selected martial arts (e.m., Daniels and Thornton, 1992; Endresen and Olweus, 2005; Steyn and Roux, 2009). The few studies that explicitly referred to the blazon of guidance (e.1000., Najafi, 2003; Nosanchuk and MacNeil, 1989; Trulson, 1986) reported different outcomes co-ordinate to the specific guidance approach that was used.

Determination

To date, many common beliefs with regard to the social-psychological outcomes of martial arts practise exist, ranging from very positive to very negative. To codify more than thoughtful and scientifically based statements, in recent years, researchers have become more interested in martial arts. Next to an increased number of scientific meetings and publications with regard to martial arts, also a significant growth in the number of presentations on martial arts at sports scientific congresses has been detected.

Furthermore, a number of trends may be noticed regarding enquiry on social-psychological outcomes of martial arts do. While earlier studies focused on a more general population, in more contempo years, there has been a shift in attention to younger participants. In that location has also been more emphasis in later research on the relationship between martial arts practise and aggressive behavior and more Western martial arts have been investigated than before.

It can be argued that these trends are in line with a number of social developments, such equally an increased popularity of martial arts among socially vulnerable youth. Hence, several pedagogues and welfare workers have used martial arts in their work with this target group and employ it equally an instrument to amend their social and personal development (east.thou., Fleisher et al., 1995; Ham, 2008; Nuchelmans, 2008; Theeboom et al., 2004).

The present review provides an overview of research that has been conducted over the past ii decades on social-psychological outcomes of martial arts involvement, with youth in detail. Past research has mostly pointed in the management of the appearance of positive furnishings, going from a higher level of cocky-regulation and an increased psychological well-being, to a decreased violence level among its participants. Nevertheless, some contrasting images take been found, since a few studies reported negative outcomes every bit a event of martial arts involvement, such as an increased antisocial behavior. In decision, it has not been able to provide overall conclusive bear witness regarding the social-psychological outcomes of martial arts practise.

Nevertheless, information technology remains hard to determine if and to what extent the practise of a martial fine art can exist accounted for the reported effects. The presumed effects cannot be attributed solely to mere sport participation, because other factors could take an influence every bit well. For case, the cause and effect relationship of martial arts practise as well every bit the cocky-pick bias remain critical issues. It has been argued that it is often likewise hard to make general statements about the social-psychological outcomes of sports participation, without taking several influential factors into consideration, such as the blazon of guidance, the structural qualities of the sport, the characteristics of the participants and the social context (Coalter, 2007; Patriksson, 1995; Shields and Bredemeier, 1995). Nonetheless, the present review shows that only a few researchers have considered one or more of these influential factors.

Based on this, some proffer for future research volition be proposed in the final part of this review. Regarding the structural qualities of the martial arts, it can be concluded that some researchers accept tried to accept this into consideration by making a comparison betwixt different martial arts styles. Such studies revealed the importance of taking the specific martial arts fashion existence skillful into business relationship. Likewise some attention has been paid to the blazon of guidance, by comparing traditional with modern preparation methods. In general, the old showed more positive furnishings than the latter. However, in futurity research it would be relevant to look more closely at the different teaching styles being used. For example, this can be linked to a specific climate that is created by the teacher'south behavior, which in plow can take an impact on motivational responses in youth. Ames, 1992 argued that 2 motivational climates tin exist identified: a mastery climate, where self-referenced improvement and effort is focused, and a performance climate, where pupils are encouraged to perform better than others. To date, limited enquiry has been conducted in which the motivational climate of martial arts exercise has been taken into business relationship. Hence, in future research it might exist relevant to await at the motivational climate of different martial arts practises, between different martial arts as well as within one martial art, merely where unlike approaches take been used (traditional versus modern).

Next to the blazon of guidance and the structural qualities of the sport, the characteristics of the participants should also exist controlled when examining the social-psychological outcomes of martial arts do. As Wisse, 2007 and Anthonissen and Dortants, 2006 argued, martial artists with different characteristics tin can give different meanings to their martial art and tin experience their martial arts do in another way. Therefore, it is important to acquire more about the differences of participants' characteristics. One of these differences can be linked to the personality traits of participants (e.g., level of cocky-confidence, aggressiveness). Furthermore, in the literature the characteristics of the participants are likewise related to the goal orientations of the participants. To engagement, 2 studies have examined whether accomplishment goal orientations vary equally a role of the type of martial arts involvement and arrived at dissimilar conclusions. Gernigon and Le Bars, 2000 stressed the compatibility of a competitive context and task orientation, whereas King and Williams, 1997 stressed the compatibility of traditional martial arts and job orientation. Consequently, future studies might take a closer wait at the human relationship between the characteristics of participants and the chosen martial art. For case, it could be interesting to determine to what extent achievement goal orientations of adolescents practicing a harder martial fine art (e.m., kicking-/Thai battle) differ from those practicing a softer martial fine art (e.thousand., aikido) [Martial arts can be classified as soft or hard. For instance, aikido is considered as a soft martial art, considering the strength and the intention of an attack is used against the opponent, to neutralize him. While kick-/Thai boxing is considered as a hard martial art, because there is often more emphasize on parrying (or just directly blocking) an attack (which does not allow to utilise the strength of the opponent)].

Finally, the social context of the participants has also to be taken into consideration when investigating outcomes in sports participants. It has already been described that social grade is one of the most important factors influencing sports involvement (Scheerder et al., 2005). Hence, it can exist causeless that participants' socio-economical background might also have an influence on the type of martial arts interest.

In general, hereafter studies that can control for a number of of import influencing factors might be able to provide a better understanding of the true nature of the social-psychological outcomes of martial arts practise for adolescents.

Biographies

Jikkemien Vertonghen

Employment

SPhD Student, Vrije Universiteit Brussel.

Marc Theeboom

Employment

Professor at the Faculty of Physical Education and Physiotherapy and the Faculty of Psychology and Educational Sciences of the Vrije Universiteit Brussel, Belgium.

Enquiry interests

Pedagogical and policy-related aspects of youth sport in full general and specific target groups.

Electronic mail: eb.ca.buv@moobeeht.cram

References

• Abrahams C.(2004) Inspire guidance-based martial arts program: A self-esteem intervention for at-take a chance uncomplicated and centre schoolhouse students. Compelling Counseling Interventions: Vistas. Available from URL:http://counselingoutfitters.com/vistas/vistas04/20.pdf, Retrieved Jan 23, 2008,
• American Academy of Pediatrics(1997) Participation in Boxing by Children, Adolescents, and Young Adults Pediatrics 99(1), 134-135 [PubMed] [Google Scholar]
• Ames C.A.(1992) Achievement goals, motivational climate, and motivational processes. : Motivation in sport and exercise. Ed: Roberts G.C.Champaign, IL: Human being Kinetics; 161-176 [Google Scholar]
• Anthonissen A., Dortants M.(2006) Respect voor subject [Respect for subject field]. Amsterdam: SWP; (In Dutch). [Google Scholar]
• Australian Agency of Statistics(2009) Children's participation in cultural and leisure activities (Cat. No. 4901.0). Available from URL:http://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/4901.0Apr%202009?OpenDocument
• Björkqvist Thou., Varhama Fifty.(2001) Attitudes toward violent conflict resolution amidst male and female karateka in comparison with practitioners of other sports. Perceptual and Motor Skills 92, 586-588 [PubMed] [Google Scholar]
• Bosch A.(2008) Handboek FUNdamentals. Creëren van een sociaal-pedagogisch vechtsportklimaat [Handbook Fundamentals. Create a social-pedagogical martial arts climate] Arnhem: KNKF, Tijd voor Vechtsport; (In Dutch). [Google Scholar]
• Bottenburg van M., Heilbron J.(2006) De-sportization of fighting contests: the origins and dynamics of no holds barred events and the theory of sportization. International Review for the Folklore of Sport 41(iii), 259-282 [Google Scholar]
• Bottenburg van Yard., Rijnen B., van Sterkenburg J.(2005) Sports participation in the European Wedlock. Trends and differences. 's Hertogenbosch ' Nieuwegein: Westward.J.H. Mulier Institute - Arko Sports Media; [Google Scholar]
• Breedveld K., Kamphuis C., Tiessen-Raaphorst A.(2008) Rapportage Sport 2008 [Report Sport 2008]. Den Haag: Sociaal en Cultureel Planbureau (SCP) W.J.H. Mulier Instituut; (In Dutch). [Google Scholar]
• Brecklin L.(2008) Evaluation outcomes of self-defence force training for women: A review. Aggression and Violent Behavior thirteen, 60-76 [Google Scholar]
• Shush D.T., Al-Adawi S., Lee Y.T., Audette J.(2007) Martial arts equally sport and therapy. The Journal of Sports Medicine And Physical Fitness 47, 96-102 [PubMed] [Google Scholar]
• Coalter F.(2007) A wider social function for sport: Who's keeping the score? London: Routledge; [Google Scholar]
• Conant K., Morgan A., Muzykewicz D., Clark D., Thiele E.(2008) A karate program for improving self-concept and quality of life in childhood epilepsy: Results of a pilot study. Epilepsy & Behavior 12, 61-65 [PubMed] [Google Scholar]
• Cox J. C.(1993) Traditional Asian martial arts preparation: a review. Quest 45, 366-388 [Google Scholar]
• Daniels M., Thornton East.(1990) An analysis of the relationship between hostility and training in the martial arts. Periodical of Sports Sciences viii, 95-101 [PubMed] [Google Scholar]
• Daniels K., Thornton E.(1992) Length of grooming, hostility and the martial arts: a comparing with other sporting groups. British Journal of Sports Medicine 26, 118-120 [PMC free article] [PubMed] [Google Scholar]
• David P.(2005) Human rights in youth sport: a critical review of children's rights in competitive sports. London: Routledge; [Google Scholar]
• Delva-Tauiliili J.(1995) Does cursory Aikido grooming reduce aggression of youth? Perceptual and Motor Skills 80(1), 297-298 [PubMed] [Google Scholar]
• Distaso M., Maietta A., Giangrande M., Villani R.(2009) The state of the art of scientific research in gainsay sports. : Book of Abstracts of the 14th annual Congress of the European Higher of Sport Science, June 2009, Oslo, Norway: pp 599 [Google Scholar]
• Donohue J., Taylor K.(1994) The classification of the fighting arts. Journal of Asian Martial Arts iii(4), 10-37 [Google Scholar]
• Duthie R.B., Hope Fifty., Barker D.G.(1978) Selected personality traits of martial artists every bit measured by the adjective checklist.Perceptual and Motor Skills, 4771-76 [Google Scholar]
• Edelman A. J.(1994) The implementation of a video-enhanced aikidobased school violence prevention training program to reduce confusing and assaultive behaviour among secerely emotionally disturbed adolescents. Ed: Practicum D.Nova Southeastern Academy. ERIC Document Reproduction Service No. EC 3040227; [Google Scholar]
• Endresen I.M., Olweus D.(2005) Participation in power sports and antisocial interest in preadolescent and boyish boys. Journal of Kid Psychology and Psychiatry 46(v), 468-478 [PubMed] [Google Scholar]
• Fleisher S.J., Avelar C., Latorre Southward.E., Ramirez J., Cubillos South., Christiansen H., Blaufarb H.(1995) Evaluation of a judo/community organization program to care for predelinquent Hispanic immigrant early adolescents. Hispanic Periodical of Behavioral Sciences 17(ii), 237-248 [Google Scholar]
• Fuller J.R.(1988) Martial arts and psychological health. British Journal of Medical Psychology 61, 317-328 [PubMed] [Google Scholar]
• Gernigon C., Le Confined H.(2000) Achievement goals in aikido and judo: a comparative report among beginner and experienced practitioners. Journal of Applied Sport Psychology 12(2), 168-179 [Google Scholar]
• Glanz J.(1994) A school/curricular intervention martial arts program for at-risk students. : Book of Abstracts of the Annual Meeting of the Safe Schools Coalition on "Gangs, Schools & Community," Orlando, Florida: (ERIC Certificate Reproduction Service No. ED 375 347). [Google Scholar]
• Grady J.(1998) Celluloid katas: Martial arts in the movies - A practitioner'south prejudices. Journal of Asian Martial Arts seven(two), 86-101 [Google Scholar]
• Gravetter F., Forzano Fifty.(2009) Research methods for the behavioral sciences. Wadsworth: Cengage Learning; [Google Scholar]
• Gutiérrez garcía C., Pérez Gutiérrez Yard.(2009) Study on scientific production in martial arts in Spain from 1990 to nowadays. : Martial Arts and Gainsay Sports ' Humanistic Outlook. Ed: Cynarsky W.J., Rzeszów W. J.: Wydawnictwo Uniwersytetu Rzeszowkiego; 90-115 [Google Scholar]
• Ham G. (2008'Opboxers' Jan en zoon John Schildkamp altijd op scherp ['Opboxers' Jan and son John Schildkamp ever on edge] Tijdschrift voor sociale vraagstukken 62(half dozen), 24-25 (In Dutch). [Google Scholar]
• Henning Stanley Due east.(1999) Academia Encounters the Chinese Martial Arts. China Review International 6(2), 319-332 [Google Scholar]
• Jones G.Westward., Mac Kay K.S., Peters D.M.(2006) Participation motivation in martial artists in the W Midlands region of England. Journal of Sports Science and Medicine five, 28-34 [PMC free commodity] [PubMed] [Google Scholar]
• King L.A., Williams T.A.(1997) Goal orientation and functioning in martial arts. Journal of Sport Behaviour xx(4), 397-412 [Google Scholar]
• Konzak B., Klavora P.(1980) Some social psychological dimensions of karate participation: An examination of personality characteristics within the grooming context of a traditional martial art. : Psychological and sociological factors in sport. Eds: Klavora P., Wipper K.Toronto: University of Toronto; 64-86 [Google Scholar]
• Kroll W., Carlson B.R.(1967) Discriminant function and hierarchical group assay of karate participants' personality profiles. Enquiry Quarterly for Exercise and Sport 38, 405-411 [PubMed] [Google Scholar]
• Kuan G., Roy J.(2007) Goal profiles, mental toughness and its influence on performance outcomes among Wushu athletes. Periodical of Sports Science and Medicine 6, 28-33 [PMC free article] [PubMed] [Google Scholar]
• Kurian Thou., Caterino 50.C., Kulhavy R. W.(1993) Personality characteristics and duration of ATA Taekwondo preparation. Perceptual and Motor Skills 76, 363-366 [PubMed] [Google Scholar]
• Kurian Yard., Verdi M.P., Caterino L.C., Kulhavy R.W.(1994) Relating scales on the children personality questionnaire to preparation time and belt rank in ATA Taekwondo. Perceptual and Motor Skills 79, 904-906 [Google Scholar]
• Lakes Thousand.D., Hoyt W.T.(2004) Promoting cocky-regulation through school-based martial arts training. Periodical of Applied Developmental Psychology 25(three), 283-302 [Google Scholar]
• Lamarre B.W., Nosanchuk T.A.(1999) Judo - the gentle way: A replication of studies on martial arts and aggression. Perceptual and Motor Skills 88, 992-996 [PubMed] [Google Scholar]
• Layton C.(1990) Feet in black belt and non-blackness-belt additional karateka. Perceptual and Motor Skills 71, 905-906 [Google Scholar]
• Martin R. A.(2002) The physical and psychological benefits of martial arts training for individuals with disabilities. Unpublished master's thesis, University of Wisconsin-Stout, United States: [Google Scholar]
• Mc Gowan R.W., Miller G.J.(1989) Differences in mood states between successful and less successful karate participants. Perceptual and Motor Skills 68, 505-506 [Google Scholar]
• Matsumoto D., Konno J., Ha H.Z.(2006) The effects of judo participation on character development. Enquiry Journal of Budo 39(2), 17-26 (In Japanese). [Google Scholar]
• Matsumoto D., Konno J.(2005) The human relationship between adolescents' participation in judo, quality of life, and life satisfaction. Research Journal of Budo 38(ane), 13-26 (In Japanese). [Google Scholar]
• Ministère de la jeunesse des sports et de la vie associative(2002) Le sport chez les jeunes de 12 à 17 ans. STAT-Info Message de statistiques et d'études. (In French). [Google Scholar]
• Ministère de la jeunesse des sports et de la vie associative (2005) Les jeunes dans la pratique sportive licenciée en 2003. STAT-Info Bulletin de statistiques et d'études. (In French). [Google Scholar]
• Najafi A.(2003) Humility enhancement through the traditional and mod practice of martial arts. Unpublished thesis, Trinity Western University, Langley, British Columbia, Canada: [Google Scholar]
• Nederlandse Hartstichting and NOC*NSF (2007) Sportparticipatie en evaluatieonderzoek [Sport participation and evaluation research] Zwolle: Sportscan; (In Dutch). [Google Scholar]
• Nosanchuk T. A.(1981) The way of the warrior: The effects of traditional martial arts training on aggressiveness. Human Relations 34, 435-444 [Google Scholar]
• Nosanchuk T.A., Lamarre B.W.(2002) Judo training and aggression: Comment on Reynes and Lorant. Perceptual and Motor Skills 94, 1057-1058 [PubMed] [Google Scholar]
• Nosanchuk T.A., Mac Neil M.L.(1989) Examination of the effects of traditional and modernistic martial arts training on aggressiveness. Aggressive Beliefs 15, 153-159 [Google Scholar]
• Nuchelmans L.(2008) Tijd voor vechtsport in Eindhoven [Time for martial arts in Eindhoven] Eindhovens Dagblad. Available from URL:http://www.ed.nl/regio/eindhovenstad/2620324/Tijd-voor-vechtsport-in-Eindhoven.ece?startshow=zero&startSlide=cipher. (In Dutch). Retrieved April 27, 2010
• Patricksson Thou.(1995) Scientific Review part ii. The significance of sport for order ' wellness, socialization, economic system: a scientific review. Strasbourg: Quango of Europe Press; [Google Scholar]
• Pearn J.(1998) Battle, youth and children. Journal of Paediatrics and Child Health 34, 311-313 [PubMed] [Google Scholar]
• Pieter W.(1994) Research in martial arts: A review. Periodical of Asian Martial Arts iii(ii), 11-47 [Google Scholar]
• Pyecha J.(1970) Comparative effects of judo and selected concrete education activities on male university freshman personality traits. Research Quarterly 41, 425-431 [PubMed] [Google Scholar]
• Reynes E., Lorant J.(2001) Do competitive martial arts attract ambitious children? Perceptual and Motor Skills, 93382-386 [PubMed] [Google Scholar]
• Reynes Due east., Lorant J.(2002a) Upshot of traditional judo training on aggressiveness among young boys. Perceptual and Motor Skills 94(ane), 21-25 [PubMed] [Google Scholar]
• Reynes E., Lorant J.(2002b) Karate and aggressiveness amid viii-twelvemonth-onetime boys. Perceptual and Motor Skills 94, 1041-1042 [PubMed] [Google Scholar]
• Reynes Due east., Lorant J.(2004) Competitive martial arts and aggressiveness: a 2-yr. longitudinal written report amongst young boys. Perceptual and Motor Skills 98, 103-115 [PubMed] [Google Scholar]
• Richman C. Fifty., Rehberg H.(1986) The development of cocky-esteem through the martial arts. International Journal of Sport Psychology 17, 234-239 [Google Scholar]
• Rothpearl A.(1980) Personality traits in martial artists: A descriptive arroyo. Perceptual and Motor Skills 50, 395-401 [Google Scholar]
• Scheerder J., Vanreusel B., Taks M.(2005) Stratification patterns of active sport involvement among adults. International Review for the Sociology of Sport 40, 139-162 [Google Scholar]
• Shields D.L.50., Bredemeier B.J.L.(1995) Character development and physical activity. Champaign IL: Man Kinetics; [Google Scholar]
• Skelton D.Fifty., Glynn Thou.A., Berta S.M.(1991) Aggressive behaviour equally a role of taekwondo ranking. Perceptual and Motor Skills 72, 179-182 [PubMed] [Google Scholar]
• Sleijfer J.A.(2005) Vechtsport maakt jongens wel/niet agressief [Martial arts make boys (not) aggressive] Lichamelijke Opvoeding 93(fourteen), 32-35 (In Dutch) [Google Scholar]
• Smith J., Twemlow S., Hoover D.(1999) Bullies, victim, and bystanders: A method of in-school intervention and possible parental contributions. Kid Psychiatry and Human Evolution thirty(i), 29-37 [PubMed] [Google Scholar]
• Smith R.(1999) Martial musings: A portrayal of martial arts in the 20th century. Erie PA: Via Media Publishing; [Google Scholar]
• Steyn B., Roux Due south.(2009) Aggression and psychological well-being of adolescent taekwondo participants in comparison with hockey participants and not-sport group. African Periodical for Physical, Health Teaching, Recreation and Dance 15(one), 32-43 [Google Scholar]
• Stickney J.J.(2005) Discourses of Empowerment: Female martial artists on the martial arts. : Book of Abstract of the Almanac Meeting of the American Sociological Association, Philadelphia PA: [Google Scholar]
• Strayhorn J.Chiliad., Strayhorn J.C.(2009) Martial arts equally a mental health intervention for children? Evidence from the ECLS-K. Kid and Adolescent Psychiatry and Mental Wellness iii, 32-40 [PMC free article] [PubMed] [Google Scholar]
• Tammelin T., Näyhä Due south., Hills A., Järvelin Thou.(2003) Boyish Participation in Sports and Adult Physical Action. American Journal of Preventive Medicine 24(1), 22-28 [PubMed] [Google Scholar]
• Theeboom M., De Knop P.(1999) Asian martial arts and approaches of instruction in physical education. European Journal of Physical Instruction 4, 146-161 [Google Scholar]
• Theeboom M., De Knop P., Vertonghen J.(2009) Experiences of children in martial arts. European Journal for Sport and Society vi(1), xix-34 [Google Scholar]
• Theeboom M., De Knop P., Wylleman P.(2008) Martial arts and socially vulnerable youth. An analyse of Flemish initiatives. Sport Education and Social club 13(3), 301-318 [Google Scholar]
• Theeboom K., Wahhabi A., van Strien R.(2004) Boxing upward. : Didactics through sport. An overview of good practices in Europe. Eds: Janssens J., Stegeman H., van Hilvoorde I., Wolf L., van Veldhoven N., Theeboom One thousand. 'due south Hertogenbosch - Nieuwegein: W.J.H. Mulier Institute - Arko Sports Media; 114-123 [Google Scholar]
• Trulson 1000.E.(1986) Martial arts training. A novel cure for juvenile delinquency. Human Relations 39, 1131-1140 [Google Scholar]
• Twemlow South., Biggs B., Nelson T., Vernberg Eastward., Fonagy P., Twemlow S.(2008). Effects of participation in a martial arts'based antibullying program in elementary schools, Psychology in the Schools 45(x), 947-959 [Google Scholar]
• Wargo G., Spirrison C., Thorne M., Henley T.(2007) Personality characteristics of martial artists. Social Behavior and Personality 35(3), 399-408 [Google Scholar]
• Warren C.(2008) Kids' sports. Canadian Social Trends xi, 54-61 [Google Scholar]
• Wisse E.(2007) Onderzoek naar de rol van betekenisgeving in thai/kickboksen en de invloed hiervan op de integratie van allochtone jongeren [Investigation into the role of giving pregnant in thai-/kickboxing and the influence on the integration of immigrated youth] 's-Hertogenbosch: Mulier Instituut; (In Dutch). [Google Scholar]
• Wolt K., Bosveld W., Slot J.(2007) Sportmonitor 2006: Inzicht in het sportgedrag van Amsterdammers [Sport monitor 2006 : Insight in sport beliefs of the citizen of Amsterdam]. Amsterdam: Dienst Maatschappelijke Ontwikkeling; (In Dutch). [Google Scholar]
• Zivin G., Hassan North., De Paula One thousand., Monti D., Harlan C., Hossain 1000. (2001) An constructive approach to violence prevention: traditional martial arts in center school. Adolescence 36, 443-459 [PubMed] [Google Scholar]

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Source: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3761807/

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