The word "bariatric" comes from the Greek word baros, meaning weight Bariatric surgery is another word for weight loss surgery, which is surgery designed to treat severe obesity
(bear-ee-AT-ric) Surgery on the stomach and/or intestines to help the patient with extreme obesity lose weight Bariatric surgery is a weight-loss method used for people who have a body mass index (BMI) above 40 Surgery may also be an option for people with a BMI between 35 and 40 who have health problems like heart disease or type 2 diabetes