The study was investigate to discuss tae-kwon-do competition will make lots injures and high quality exercise. Head and neck was serious injures in this context. Thus, it's important for coach and player to prevent injures in context and exercise. For a excel athlete need short time to recover power ability and make great grade in the sport science training. Investigate the effect of exercise o improve the special fitness ability and performance and avoid injures beginning and overtraining training. Therefore, to protect athlete fitness safe and rules fixed in the contest. It's meaningful and ethic for athlete and TKD in the competition.