现已证明,规律的体力活动和良好的身体状况可以延缓老年人的体力和知识力的衰退。老年人参加规律的运动锻炼后,精力充沛,吃、睡得好,很少有身体不适和精神紧张,吸烟和饮酒也减少。运动的生理效应运动对机体的许多系统都可以产生作用,但最重要的是心血管系统、呼吸系统以及肌肉骨骼系统。运动对心血管系统的作用是改善氧的运 It has been demonstrated that regular physical activity and good physical condition can delay the decline of the physical and intellectual seniors. After the elderly participate in regular exercise, energetic, eat, sleep well, with little physical discomfort and mental stress, smoking and drinking are also reduced. Physical effects of exercise Physical exercise can play a role in many systems of the body, but the most important are the cardiovascular, respiratory, and musculoskeletal systems. The effect of exercise on the cardiovascular system is to improve oxygen transport