中年人年富力强,任重而道远,同时又处在人生转折时期,身体的各种机能和新陈代谢开始出现缓慢衰变,处于“多事之秋”之际,往往有精力不济、力不从心的疲劳感,因此要注重保健。中年保健的“三字经”是“脑要清、体适中、腰如松、卧如弓、行似风、双耳聪、目有神、便常通、牙坚锋、声如钟。”现简介如下: Middle-aged people are very prosperous and have a long way to go. At the same time, they are at a turning point in life. Their various functions and metabolism begin to slowly decay. At the time of the “autumn of many things,” they often have the feeling of fatigue and lack of energy. Therefore, Pay attention to health care. Middle-aged health “three characters” is "the brain should be clear, moderate body, waist, such as loose, lying like a bow, line style, double ears Cong, head of God, often pass, teeth Jianfeng, sound like bell. Brief introduction is as follows: