“…Some studies reported maintenance of weight loss up to 9 years after undergoing bariatric surgery; while other studies found weight regain beginning approximately 2 years after surgery (Bocchieri et al, 2002a;. Preoperative preparation in the form of required weight loss and other lifestyle changes has led to consistent findings of greater sustained weight loss, for as long as four years, than individuals who were not required to satisfy preoperative requirements (Alger-Mayer, Polemini, & Malone, 2008;Alvarado et al, 2005;Tarnoff, Kaplan, & Shikora, 2008). In order to achieve preoperative weight loss, patients were provided with dietary plans that began introducing eating behaviors consistent with the post-surgical dietary recommendations (Alger-Mayer et al, 2008).…”