what is weight loss surgery? What are the types of the surgery to reduce the excess weight? If you're significantly overweight and want to make a lifestyle change, you may be a candidate for bariatric surgery (an operation that helps you lose weight by making changes to your digestive system), Gastric band surgery (A laparoscopic adjustable gastric band, commonly called a lap-band, A band, or LAGB, is an inflatable silicone device placed around the top portion of the stomach to treat obesity, intended to decrease food consumption), Sleeve gastrectomy surgery (Sleeve gastrectomy, also called a vertical sleeve gastrectomy, is a surgical weight-loss procedure. This procedure is typically performed laparoscopically, which involves inserting small instruments