Among nearly half a million adults from the United States and Canada who underwent weight-loss surgery, those with lower presurgical BMI and those who lost even a small amount of weight before the procedure were less likely to die within 30 days, according to findings published in JAMA Network Open.“Although current clinical guidelines do not require preoperative weight loss and a decision to perform bariatric surgery should not be based on whether and how much preoperative weight loss is achieved, it may be beneficial for patients with obesity to be referred to an establishedRead More