Exercise therapy is one of the basic treatments for diabetes, and it can be said with certainty that exercise can cure diabetes. Long-term exercise can reduce the incidence of type 2 diabetes and reduce and delay the occurrence and development of diabetic complications. Exercise has high therapeutic value for diabetes: 1, improving insulin sensitivity and lowering blood sugar; 2. Maintain an ideal weight; 3. It can improve various metabolic indexes, reduce the occurrence of coronary heart disease and atherosclerosis, and lower blood pressure; 4. Improve the functions of various systems of the body and improve the disease resistance of the body; 5. Improving mental state and exercising regularly every day can relieve mental stress, relieve brain fatigue and make you feel happy. In a word, exercise can improve the quality of life of diabetic patients, but diabetes should be treated comprehensively according to the condition, besides exercise therapy, diet therapy and drug therapy should also be carried out.