从1985年开始,中国进行了4次全国青少年体质健康普查,显示最近20年,中国青少年的体质在持续下降。造成青少年体质下降的主要原因有两个:一是现代化的生活方式,造成体力劳动大大减少;二是目前的应试教育过分注重升学率,学生学业负担过重,学习时间过长,缺少体育锻炼的时间。体力劳动不足和体育锻炼不够是 Since 1985, China conducted four national health survey of young people’s physical health, showing that in the recent 20 years, the constitution of Chinese youth has been declining. There are two main reasons for the declining physical fitness of adolescents: one is the modern way of life, which leads to a great reduction in manual labor; the other is the excessive emphasis on the rate of admissions, the excessive academic burden on students, the long learning time and the lack of physical exercise time. Inadequate physical labor and physical exercise is not enough