Being morbidly obese could permanently damage your knees, says a new study. The investigation included a group of morbidly obese patients with knee osteoarthritis who were evaluated before and after bariatric surgery or surgically-assisted weight loss. Patients lost an average of 51 pounds or 23 kg in one year. One year after surgery, knee pain and function improved significantly. “People felt there was nothing they could do to mitigate the debilitating … full story