Diving can exercise people's physique, and promote the improvement of human organs and organs, especially for breathing, cardiovascular system has a good effect, can reduce the pain of leg Shen, varicose veins, but also help to improve the fatigue of those who sleep. At the same time, the minerals in saltwater saltize into ions that fill our organs and quickly replenish the missing trace elements in the body. More importantly, diving can improve and improve the body's cardiopulmonary function. In the United States and Japan, diving is even used as an adjunct to the treatment of cancer. According to scientific evidence, the equilibrium pressure of water on the human body can promote blood circulation, long-term equilibrium oxygen under water can effectively kill cancer cells, and can inhibit the spread of cancer cells.