1, three-part rule and seven-part care, eight-part care is very preventive, too busy with treatment and not too busy with prevention, not to the point.

2. Middle-aged and elderly people are sub-healthy, which affects their life span and hurts their bodies. They should rest according to time, get up on time, eat on time, don't burn the midnight oil, be broad-minded, approachable, carefree, eat scientifically, talk about medicine, exercise a little, eat and drink in pursuit of nutrition, and be more healthy. May you have a good health and live to 1 10% of your life.