The condition of pre-diabetes has not reached a particularly serious stage, mainly through dietary control, changes in lifestyle habits and other ways to normalize blood glucose, and if necessary, medication can be used to return blood glucose to normal. 1. Diet: You should develop good dietary habits, avoid overeating, high sugar, high fat, high calorie diets, such as hamburgers, barbecue sausages, fried chicken, carbonated beverages, etc.; try to choose foods rich in vitamins, proteins and minerals, and have small and frequent meals, such as avocado, cucumber, shrimp and fish. 2. Lifestyle habits: you should develop a good routine, avoid staying up late, go to bed early and get up early, and exercise more. Ensure that there are 4 to 5 times a week exercise, each time about 45 minutes of moderate intensity exercise, weight control. 3. Medication: For obese patients, blood sugar can be normalized by using metformin to improve insulin resistance; liraglutide to reduce weight. Pre-diabetic patients should pay more attention and actively control their blood sugar through diet control and lifestyle changes to avoid developing into diabetes.