Episode Detail: The Fat Factor - 20/20
Weight issues are explored in interviews with Wynonna Judd, Carnie Wilson and golfer Cristie Kerr. Also: Dr. Scott Shikora of Boston's Tufts-New England Medical Center and Dr. Tim Johnson discuss a weight-loss treatment that shocks dieters into feeling full after eating just a few bites; and Dr. David Katz talks about the role of food flavor in weight gain.