After weight loss surgery such as gastric bypass or sleeve gastrectomy, patients lose weight for about one year, possibly longer if they are leading the active lifestyle we recommend. After banding surgery patients lose weight over a  three  to five year period. Some will no longer need medications they formerly used to control Type 2 diabetes, high blood pressure, acid-reflux, high cholesterol, or sleep apnea. With weight loss, many patients find that they are able to enjoy life more fully and notice increase an in energy, mood, and self-esteem.