The word health preservation was first seen in Taoist books, and the word health preservation was first seen in Zhuangzi. Health care, also known as health care, Taoism, nutrition, health, health and longevity. The so-called life is life, survival and growth; The so-called maintenance means maintenance, recuperation and nourishing. In a word, health preservation is a scientific theory and method to maintain life, healthy spirit, enhance wisdom and prolong life according to the development law of life. Because the body is the foundation of our life, and a healthy body is the foundation of a healthy life. Health is also the premise of longevity, and everyone's health depends largely on his environment.