In recent years, with the improvement of material living standards, people have a new understanding of health. Good health, without chronic diseases, is the greatest happiness, especially for some middle-aged and elderly patients with chronic diseases, who can better understand the importance of health. Only by adopting targeted and appropriate physical exercise methods can chronic diseases have a good rehabilitation effect. Because the exercise is incorrect, the amount of exercise is small and there is no effect; Excessive exercise, without pertinence, will cause adverse reactions of the body and make the illness repeated. The main emphasis here is reasonable and practical scientific exercise. At the same time, it should be clear that any method of health preservation and rehabilitation is not omnipotent. Good basic theory must be closely linked with clinical practice, and only then can there be methods of fitness, nourishing heart and fitness. Reasonable exercise methods are simple and cost-free, at the same time, it can enhance the body's resistance to diseases, improve physiological functions, and achieve the function of health preservation and rehabilitation. Suo Xianghua's Aerobics for the Middle-aged and Elderly introduces several sets of aerobics and some health care knowledge.