Studies have reported cases of people developing autoimmune diseases like rheumatoid arthritis and lupus after undergoing gastric bypass surgery. But research is mixed as to whether there’s a link.

If you are eligible for bariatric surgery, two procedures can be considered: gastric sleeve surgery and gastric bypass surgery. Both procedures are aimed at helping qualifying individuals lose weight.

Some studies have suggested that in people with type 2 diabetes, Roux-en-Y gastric bypass has therapeutic effects on metabolic function that are independent of weight loss. We evaluated metabolic ...