Weight-Loss Surgery May 'Remodel' Heart, Medical College of Georgia Study

USA Today -- Besides enabling severely obese people to lose weight, gastric bypass surgery seems to help their overly stressed hearts return to more normal function and appearance, a new study suggests. Obesity is a risk factor for many types of heart problems, including heart failure, atrial fibrillation (an abnormal heart rhythm) and death, explained senior study author Dr. Sheldon Litwin, chief of cardiology at the Medical College of Georgia.