There is a common perception that surgical intervention to lose weight is not good and hence should be the last resort. And this perception to surgical weight loss is not wrong either. But in some cases , such as where the obese (morbidly) has also Type 2 diabetes bariatric surgery to lose weight is able to stop or reduce their reliance on diabetic drugs. An increasing number of studies on the surgical intervention to obesity are gaining ground. But your doctor knows the best.