In this video, Dr. Marc Bessler, Professor of Surgery at Columbia, gives a quick overview of bariatric surgery and the benefits of weight loss surgery for patients. Presenting Physician Marc Bessler, MDWeight Loss Other Media by this Physician Duodenal Switch Sleeve Gastrectomy Gastric Bypass Surgery Preparing for Weight Loss Surgery Sleeve Gastrectomy Operation Adjustable Gastric Banding Bariatric Surgery - An Overview