CONTEXT The potential seriousness of mild traumatic brain injury (MTBI) is increasingly recognized; however, information on the frequency of MTBI among high school athletes is limited. OBJECTIVE To identify the type, frequency, and severity of MTBI in selected high school sports activities. DESIGN Observational cohort study. SETTING AND PARTICIPANTS Two hundred forty-six certified athleti...

In the Swiss organization "Youth and Sports" all acute injuries that are attended to by a physician are registered by the Military Insurance, and data on the number of participants in 32 sports together with the time of exposure are collected by the organization. Per year there are close to 350,000 participants (age 14-20 years) during 13.2 million hours causing more than 5,000 injuries. In a d...

it is possible that society and media attention to national athletes increase their narcissism. based on this possibility, this study which was descriptive and field aimed at comparing narcissism between elite and non-elite athlete students and non-athlete students. the population consisted of students of physical education and sport sciences faculties of tehran universities. 105 athlete studen...

motivation is one of those factors affecting the success and quality of athletic performance. however, limited research has been conducted on the motivational traits of iranian athletes. this study aimed at describing the motivational traits of skilled and novice athletes of team and individual sports in some selected sports fields. players of national teams of the individual sports of karate, ...

The present study compares previous reports on the effect of “real-life” typical field individual (i.e. cross country running and wrestling – representing combat versus non-combat sports) and team sports (i.e. volleyball and water-polo – representing water and land team sports) training on pro (IL-6) and anti (IL-1 receptor antagonist – IL-1ra) inflammatory mediators in male and female late pub...

the aim of this study was to survey the relative ratio of organizational citizenship behavior through organization justice in iran male elite athletes. this research was descriptive correlation which was conducted as a survey. the population of the study included athletes employed in iran sport leagues (handball, basketball, volleyball, taekwondo, karate, badminton and wrestling). 179 athletes ...

results our study comprised 739 subjects (367 athletes and 372 non-athletes). among athletic university students, 152 (41.2%) participants complained of headache. such a complaint was present in 217 (58.3%) non-athletic university students. this lower prevalence of headache in athletes was statistically significant (p value < 0.001). among ten different sports fields, the prevalence of headache...

Taking into account the literature, further establishment of anthropometric parameters according to individual sports, followed by building a model solve problems selection and sports orientation is relevant necessary in modern Creating based on will allow us coduct among future athletes order achieve excellent results professional sports. The objective study was fi nd out features length lower ...

The comparative study of aerobic power in different sports was conducted on 99 National Senior as well as National Junior players specialised in hockey and football, field games; volleyball and basketball, court games. The National Seniors were 27 hockey and 16 volleyball players, whereas, 32 football and 24 basketball players were the National Juniors. The maximal anaerobic power of the player...

CONTEXT More than 7 million US high school students play sports. OBJECTIVE To compare practice and competition injury rates and patterns in 5 boys' sports (football, soccer, basketball, wrestling, and baseball) and 4 girls' sports (soccer, volleyball, basketball, and softball) during the 2005-2006 school year. DESIGN Prospective injury surveillance study. SETTING Injury data were collecte...