IMPORTANCE Severe obesity (Body Mass Index BMI ≥35) is connected with a broad selection of health problems. in six geographically varied medical centers in the United States. PARTICIPANTS and EXPOSURE Adults undergoing first-time bariatric surgical procedure as part of routine clinical care by participating surgeons were recruited between 2006 and 2009 and followed until September… Continue reading IMPORTANCE Severe obesity (Body Mass Index BMI ≥35) is connected with