1, keeping in good health, is also a verb or noun. It originally refers to a medical activity of Taoism to maintain life, strengthen physique and prevent diseases through various methods, so as to achieve longevity. 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. Health preservation is essentially to maintain the five internal organs and prolong life.

3. Health preservation is a comprehensive science, involving many disciplines, including Chinese medicine, rehabilitation, nutrition, aesthetics, psychology, Chinese studies, physics, chemistry, art, cooking, kinematics, Taoism and so on.