نتایج جستجو برای: male athletes
تعداد نتایج: 345327 فیلتر نتایج به سال:
Background. The outbreak of Coronavirus-19 or COVID-19 has detrimental effects on the sports industry. Cancellation of sports training and competitions, movement restriction, and social isolation present an emotional challenge for athletes. Objectives. This cross-sectional study examined the prevalence of emotional distress among athletes during the MCO of Covid-19 in Malaysia. Methods. 224 m...
The aim of the present study was to verify the effect of fatigue on reaction time, response time, and impact force during the roundhouse kick in Taekwondo athletes. Six competitive male athletes performed a time to exhaustion test. Results show that a specific protocol to exhaustion reduce impact force but do not change reaction time and response time during the roundhouse kick in Taekwondo ath...
MARTINSEN, M., and J. SUNDGOT-BORGEN. Higher Prevalence of Eating Disorders among Adolescent Elite Athletes than Controls.Med. Sci. Sports Exerc., Vol. 45, No. 6, pp. 1188–1197, 2013. Purpose: The objective of this study is to examine the prevalence of eating disorders (ED) among female and male adolescent elite athletes and nonathletic controls. Methods: This was a two-phase study, including a...
Twenty male veteran endurance runners and 20 controls underwent resting, exercise, and ambulatory electrocardiography. Four athletes and three controls satisfied voltage criteria for left ventricular hypertrophy. The PR interval was longer in the athletes and they had longer mean (SD) treadmill exercise times (19 (4) v 16 (2) min) than the controls. Four athletes but no controls had greater tha...
Objectives: The main aim of the present investigation was to examine how athletes use observational learning (OL) through the development of a valid and reliable questionnaire. A second purpose was to determine how the functions of OL that emerged compared to the functions of imagery that have already been determined [Paivio, A. (1985). Cognitive and motivational functions of imagery in human p...
The topic of depression during the career of elite male athletes has been the subject of much public interest and attention in recent years. Despite numerous debates and personal disclosures within the media, there is a dearth of published research directly exploring the phenomenon. This study sought to explore how elite male athletes experience depression during their sporting careers. Eight f...
Almost one half of male and female students participate in high school-sponsored athletics, and high school also is a time when classroom health promotion curricula are less effective. The Athletes Training and Learning to Avoid Steroids is a sport team-centered drug-use prevention program for male high school athletes, which has been shown to reduce alcohol and illicit drug use. Just as anabol...
BACKGROUND Endurance running performance of African (AF) and non-African (NAF) athletes is investigated, with better performances seen for Africans. To date, no study has compared the age of peak performance between AF and NAF runners. The present research is an analysis of the age and running performance of top AF and NAF athletes, using the hypothesis that AF athletes were younger and faster ...
Effects of long-term exercise on volumetric bone mineral density (vBMD), bone mineral content, bone geometric properties, and the strength indexes of bone were examined in a cross-sectional study of athletes and controls. Tibias of 25 jumpers (13 women), 30 swimmers (15 women), and 25 controls (15 women), aged 18-23 yr, were scanned at midsite by using peripheral quantitative computed tomograph...
The main aim of the study was to design a new system to measure punching and kicking forces as well as reaction times in combat sport athletes. In addition, the study examined whether there were any intergender differences in the force of punches thrown by boxers and kicking forces delivered by taekwondo athletes. Boxers (male, n = 13; female, n = 7) were examined for the force of single straig...
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