Exercise will lower blood sugar, exercise can improve insulin resistance, increase insulin sensitivity can effectively lower blood sugar. Especially for newly obese type 2 diabetic patients, if they can adhere to exercise for 0.5-1 hour half an hour after every meal for a long time, and exercise for at least 150 minutes per week to make their weight reach the standard weight, they will have a great hope to enter the honeymoon period. The honeymoon period means that no glucose-lowering drugs or insulin are applied, but simply through the treatment of diet and exercise can make the blood sugar reach the normal standard, but it needs to be persistent. Diabetic patients should choose light and moderate intensity aerobic exercise, such as walking, jogging, swimming, cycling, etc. Avoid anaerobic exercise such as weight lifting.