Sarah Tolandis a longtime health and nutrition journalist and former professional track-and-field athlete. She is currently the food and nutrition director ofPrevention magazine andhas appeared regularly as a weight-loss expert for Fox News Channel.Sarah also served as the senior health editor of Men s Journal and Alternative Medicine, the editor in chief ofInside Triathlon, and has written on health and fitness for theNew York TimesandSports Illustrated, among other national publications.