As we all know, diabetes is a disease that is difficult to be cured by current medical technology. The discovery of synthetic insulin at the beginning of the last century has made a major breakthrough in the treatment of diabetes for thousands of years, but until now it is common to use drugs to stabilize the disease by lowering sugar, which cannot yet achieve the effect of a cure. Weight loss surgery for diabetes can indeed have a reversing effect on the condition, but only for obese patients with type 2 diabetes. Diabetes is mainly divided into type 1 diabetes and type 2 diabetes. The number of patients with type 1 diabetes is relatively small, which is mostly due to a congenital defect that causes the body to lose its insulin function, and this condition basically requires lifelong insulin injections to control blood sugar in the body. Therefore, the treatment process for type 1 diabetes is quite difficult and extremely expensive. Most of the diabetic patients in China are overweight or obese, which is due to the accumulation of abdominal fat and the formation of insulin-resistant body, resulting in a certain impact on the insulin function in the body and the formation of diabetes. For this type of diabetes, weight loss surgery can now be used to reverse the condition, effectively avoiding the traditional dilemma of taking medication for life. Therefore, although weight loss surgery is an excellent treatment for diabetes, it is not suitable for all diabetic patients, and the indications for surgery have a set of rather strict requirements for the patient’s physical condition. Patients who are not able to meet the requirements for surgery do not have to worry too much, as long as they take their medication on time and then combine it with a healthy lifestyle to keep their diabetes under control to avoid serious complications later on. Of course, prevention in advance is the best option before you develop diabetes. Since obesity has a high chance of triggering diabetes, even weight loss can be effective in avoiding diabetes.