Week two of the new year. How are those fitness resolutions coming? Spare us the excuses. Harley Pasternak has heard them all. Known for whipping everyone from John Mayer to Kanye West into shape, the trainer and nutrition guru keeps them fit with his popular 5-Factor plan. His job, he tells us between workouts, is "to eliminate barriers" for people wanting to get in shape. Here, he eliminates some for you.