调查表明,当前学生体质呈不断下降的趋势,它给体育教学带来不小的挑战。而如何根据初中生的身心发展阶段合理地调控初中体育教学中的运动负荷正是全面提高中学生健康水平,真正增强学生体质,保证学生德智体的全面发展需要研究的课题。 The survey shows that the current physical fitness of students has been declining. It has brought a lot of challenges to physical education. How to reasonably regulate the exercise load in junior middle school physical education according to the stage of physical and mental development of junior middle school students is to comprehensively improve the health level of middle school students, truly enhance the students’ physique, and ensure that students’ moral, intellectual and overall development needs to be studied.