태권도 수련이 비만 청소년의 신체구성과 체력 및 비스파틴(Visfatin) 농도에 미치는 영향

The purpose of this study was to investigate the changes of body composition, physical fitness and visfatin concentration after 12weeks Taekwondo training. Subjects were consisted of twenty obese adolscent men. The taekwondo training was composed of 64% HRR in 1~6weeks, 67% HRR in 7~12 weeks, 60 minutes per day, 5 days per week. The results of this study are as follow BMI and %body fat were significantly decreased and lean body mass was significantly increased after taekwondo training. VO2max(㎖/min) and VO2max(㎖/㎏/min) were significantly training. Grip strength, standing jump long and side step were significantly increased taekwondo training. insulin resistance decreased significantly after taekwondo training. Visfatin was significantly(p<.01) decreased taekwondo training. In conclusion, taekwondo training was shown to positive influence on body composition, VO2max and cholesterol. In particularly, visfatin concentration was decreased after 12 week taekwondo training in obese adolescent men. Therefore, it is maybe thought that taekwondo training was important role for prevent obesity.