It is possible to reverse diabetes, so it is possible to cure diabetes in young people. In pre-diabetic patients, normalization of the diabetic metabolic state can be promoted by diet and exercise therapy, and diabetes can be reversed by weight loss, intensive glucose reduction, metabolic surgery, and pancreas or islet transplantation. The mechanism of reversal is mainly to restore the individual’s fat threshold, release glucolipid toxicity, or improve intestinal hormones and intestinal flora, so that the dedifferentiated pancreatic B-cells regain the ability to secrete insulin. It should be noted that the chances of reversal of diabetes depend on the patient’s age, gender, duration of the disease, blood glucose, body weight and many other factors, not all diabetes can be reversed, the condition is reversed is also the need for regular review. In addition, young people with diabetes go to the hospital in a timely manner, do the relevant examination, follow the doctor’s instructions for treatment, to avoid delaying the condition.