健康、强壮、充满活力的身体是承担社会职责,扮演社会角色的生理基础。社会实践中我们有这样的体会:当生活中活动量过小时,身体不仅不能保持健康,反而会使有机体有明显衰退现象,如肌肉力量降低、肥胖、心血管系统和消化系统多发病等。生理学家经科 A healthy, strong and energetic body is the physiological basis for assuming social responsibilities and playing a social role. In social practice, we have the experience that when the amount of activity in life is too small, the body can not only maintain its health, but also make the organism have a marked decline, such as reduced muscle strength, obesity, cardiovascular system and digestive system disease. Physiologist by the department