前言随着生活水平的提高和平均寿命的延长,中老年人口的比例逐年增加,而当人到中老年时期,机体各种功能水平都会随着年龄的增加而逐年下降。现在社会各界对中老年人的健康问题越来越关注。“用进废退”是人体身体素质最为主要的特性,一般来说,只要锻炼就可以使身体素质得以保持或提高,不良因素可加速体质变化,如不良的生活习惯,不合理的饮食,缺乏体力活动,均可引发慢性病,从而会加速机体的衰退,随着全民健身的提倡和进行,健身运动对中老年人的机体机能的促 Preface With the improvement of living standard and the extension of average life expectancy, the proportion of middle-aged and elderly population increases year by year. When people reach the middle-aged age, the various functional levels of the body decline with age. Now all walks of life are paying more and more attention to the health problems of the elderly. “Into the waste retirement ” is the most important feature of the body’s physical quality, in general, as long as the exercise can make physical quality can be maintained or increased, adverse factors can accelerate physical changes, such as bad habits, unreasonable diet , Lack of physical activity, can lead to chronic diseases, which will accelerate the decline of the body, with the promotion and implementation of the national fitness, fitness exercise on the body function of the elderly