Big autologous blood therapy is ozone therapy belongs to the category of physiotherapy, which is to draw out a part of blood after ozone treatment and then transfuse it back into the body. Blood can improve blood circulation and activate cell metabolism after ozone treatment, and ozone can improve immune regulation, which can treat a variety of immune diseases. For example, rheumatoid arthritis, ankylosing spondylitis, lupus erythematosus, etc. Ozone can disintegrate blood clots and make blood viscosity drop, which can provide late treatment for cerebral thrombosis and cerebral infarction. Ozone can promote fat decomposition and metabolism, remove fatty spots on the walls of blood vessels, can increase the elasticity of blood vessels, and has a therapeutic effect on atherosclerosis and coronary heart disease. Ozone-treated blood can improve metabolism, which has a good effect on gout treatment, and large autologous blood therapy can also promote healing of wounds that are difficult to heal.