A comparison of growth of physique and motor ability in junior sports athletes

本研究测量了青少年运动员的体格和运动能力。在男孩中，12岁左右的身体发育对运动能力有积极影响。在女孩中，9岁左右的身体发育对运动能力表现出积极的影响，相反，12岁时表现出消极的影响。不同运动项目的比较，排球和羽毛球的身高、体重随年龄的增长呈现出特征性的结果。不属于社团的小学生、青少年运动员的运动能力比较好。在未来，我们认为可以通过增加研究对象的数量和纵向研究来更详细地展示运动能力的发展方面。

This study measured a physique and motor ability in junior athletes. In boys, the growth of the body around 12 years old showed a positive effect on motor ability. In girls, the growth of the body about 9 years showed a positive effect on motor ability, on the contrary, showed a negative effect of 12 years old. Comparison of different sports, height and weight of volleyball and side-step of badminton showed characteristic results as one grows older. Comparison of primary students that does not belong to the club, junior athletes were good result of motor ability. In the future, it is thought that the aspect of the development of motor ability can be shown more in detail by increasing the number of subjects and longitudinal study.