Health was called the way of keeping in good health in the Tang Dynasty. According to relevant data, during the Tang Dynasty, because the rulers of the Tang Dynasty attached great importance to the theory of health preservation, the theory of health preservation was widely spread and became the official concept of health preservation, which is now called health preservation. According to the theory of health preservation, people's health depends on their living habits. Officials in the Tang Dynasty advocated normal working hours and proper exercise to keep healthy.