1, keeping in good health, is also a verb or noun. It originally refers to a medical activity to maintain life, enhance physical fitness and prevent diseases through various methods, thus prolonging life. Raise, that is, the meaning of nursed back to health, maintenance and tonic; Life means living, surviving and growing. In the modern sense, "health preservation" refers to the active physical and mental maintenance activities for material and spirit according to the laws of human life process.

2, maintenance, refers to follow the law of life, through moderate exercise, plus external care and other means, so that the body function and external skin can be conditioned, restore its due function, which is the first level of health care;

3. Self-cultivation refers to broadening one's horizons, understanding one's mind, and broadening one's knowledge. Through the cultivation and promotion of one's own moral quality, one can rest and cultivate one's body and mind, so as to achieve the purpose of self-cultivation;

4. Nourishing refers to nourishing and conditioning the whole body at the right time and place, following the laws of the four seasons of heaven and earth, so as to achieve the purpose of preventing diseases and prolonging life.

5. Health preservation is essentially to maintain the five internal organs and prolong life.