For many overweight people who lose weight, gaining it back is often a matter of time. This is nature's way of preventing starvation. But our results show that, after you lose weight and stop restricting calories, your metabolic rate returns to normal. Therefore, factors other than an abnormal metabolic rate must be responsible for the weight regain tendency. Other research published in AJCN , Schoeller D, et al.
More research is needed to understand the factors that lead to relapse after weight loss.