1. Health preservation is a health care activity to maintain the body, reduce diseases, improve health and prolong life according to the law of life development.
2. Health: Life means life, survival and growth; The so-called maintenance means maintenance, aftercare, aftercare, nourishing and aftercare.
3. Health preservation is a comprehensive fitness benefit, which is achieved through various methods such as nourishing the mind, regulating diet, exercising, careful sexual intercourse, and adapting to cold and temperature.