Bariatric surgery for morbid obesity: Why, who, when, how, where, and then what?

Bariatric surgery is not a cure, but it can take weight off and keep it off, improve most obesity-related conditions, reduce the risk of premature death, and improve quality of life. Given the interest in the procedure, primary care physicians need to understand the risks and benefits to help patients determine if this therapy is a good option, and they need to know the health changes that may occur after surgery when following these patients.