In fact, the two are in one! Solid is the carrier that emphasizes self, that is, the body, and achieves the goal of Tao by constantly strengthening the body; Health preservation is to constantly absorb from the outside world and supplement the deficiency, so as to achieve the goal of harmony between man and nature and nature. These are two basic concepts of Taoist health preservation in China. From the perspective of modern health care, it is the relationship between fitness and nutrition. For individuals, both are indispensable.