Fitness and nutrition expert and best-selling author Harley Pasternak is responsible for getting many of Hollywood's most recognized celebrities into the best shape of their lives. Harley's book, "5-Factor Diet" has received extensive coverage in publications as diverse as Cosmopolitan, US Weekly, InTouch, Shape, Woman's World, People, Glamour, Elle, Allure, Men's Health, Jane, Fitness, Seventeen, Marie Claire, Teen People, New York Post, LA Times, Star, Urb, and The Washington Post.