Blood glucose is divided into fasting blood glucose and 2 hours postprandial blood glucose, such as fasting blood glucose is 6.3mmol/l, is impaired fasting blood glucose, such as 2 hours postprandial blood glucose is 6.3mmol/l, is the normal level, when blood glucose abnormalities need to pay attention to the daily monitoring of blood glucose, diabetic diet, exercise control, medication, if necessary. 1. Monitoring blood glucose: abnormal blood sugar patients need to be equipped with a blood glucose meter at home, monitoring fasting and 2 hours after meals, such as blood glucose control level tends to stabilize, you can appropriately reduce the monitoring frequency. 2. Diabetic diet: patients with abnormal blood sugar need to avoid eating sweets, diet should pay attention to a small number of meals, each meal should be timed and quantitative, should not overeat, need to ensure that the diet of nutritious, can consume tomatoes, cucumbers and other foods with low sugar content. 3. Exercise control: People with high blood glucose are recommended to exercise properly after meals to help blood glucose control, and they can choose suitable exercise methods according to their physical condition, such as jogging and slow walking. 4. Medication: When diet and exercise cannot control blood sugar, oral medication should be taken, such as metformin, acarbose, etc., and the medication should be taken according to the doctor’s instruction. If abnormal blood glucose occurs, it is recommended to consult a doctor in time and follow the doctor’s instructions, so as not to delay the condition.