High blood sugar during breastfeeding first need to clarify the causes of elevated blood sugar, such as diabetes, eating a lot of sweets, etc., if the elevated blood sugar caused by diabetes, can be taken to control the diet, appropriate exercise and medication, it is recommended that the treatment under the guidance of a doctor. 1. Diet control: according to their own specific conditions, control the amount of daily intake, need to ensure that the nutritional needs of breastfeeding mothers and babies at the same time, but also to control the level of blood glucose. 2. Appropriate exercise: In addition to diet control, it is also necessary to increase the amount of exercise to increase the body’s sensitivity to insulin, which should be carried out under the guidance of a doctor, to avoid excessive exercise to produce uncomfortable symptoms. 3. Medication: If the blood glucose is still unsatisfactory after diet and exercise control, it is recommended to use insulin as prescribed by the doctor. If you have high blood sugar during breastfeeding, it is recommended that you go to a regular hospital, consult a professional doctor, and cooperate with the doctor to complete the relevant examinations to clarify the cause and avoid blind treatment.