In ancient society, the natural living environment was very bad. People invented a set of dance methods to prevent and treat diseases under the living environment of lack of medical care and medicine. For example, Lu Chunqiu midsummer Jigule said: "At the beginning, yin stagnated and the waterways were congested, which was not the original. Those who are stagnant and stagnant, their bones and muscles can't shrink. This is a dance that primitive people used to dredge blood vessels, exercise bones and muscles, and regulate physical and mental fatigue. In addition, some ancient myths and legends in China, such as "Houyi shooting the sun" and "Shang Tang mulberry begging for rain", are mostly related to the long drought, and people are ecstatic to sing and dance to relax the physical and mental drag caused by the drought. In the season when diseases and plagues are prone to occur, dance can play a role in eliminating disasters and diseases.