There is scientific evidence that exercise can prolong life, because exercise can obviously enhance physical fitness, and the key point of physical fitness enhancement is the enhancement of resistance. Strong resistance, all kinds of diseases will not be so easy to be infected, not so many diseases, and certainly life will be long, so exercise can prolong life. Exercise can promote the alertness and agility of the human brain, and enhance the excitability and inhibition of the central nervous system and its leading part, the cerebral cortex.

So as to improve the balance and flexibility of neural process and improve the comprehensive ability of brain analysis. Promote blood circulation, improve heart function, carry out physical activity, accelerate blood circulation to meet the needs of muscle activity, thus improving the structure and function of cardiovascular system. Regular exercise can make the heart work hypertrophy, myocardial thickening, strong contraction, bradycardia, increased blood volume, greatly reducing the burden on the heart.

Explain the "saving" phenomenon of heart work. Moderate exercise can bring many benefits to the body, including improving cardiopulmonary function, improving the flexibility of the body, accelerating the response ability and improving immunity. Finally, the purpose of prolonging life and improving quality of life is achieved. Maintaining a healthy lifestyle, properly controlling weight and taking an active part in sports activities are the best things we can do for our health.

As the saying goes: "80 years old is not old, exercise is good; Poor physical exercise, forty years old with white hair. "A lot of research shows that regular exercise can prolong life. Physical exercise is closely related to emotions, which has a great influence on people's intelligence, psychology, physical fitness and emotions. Physical exercise can not only strengthen the body, but also make muscles developed, bones strong and joints flexible. Regular exercise can improve bone metabolism and make bones strong. On the contrary, people who lack exercise, especially middle-aged and elderly people, will suffer from osteoporosis.