Ever wonder what goes on in the heads of the Naturally Slender? You know, those people we love to hate who seem to be able to eat anything they want and are always slim. Is it a fortunate metabolism? Learn how you too can think like they do, to get the results they get. But first, we need to set the record straight on a few things. Will running a marathon guarantee you the body of your dreams? Learn the surprising answer on this week’s episode. Also, learn what to do to manage an appetite that’s on overdrive.