New Year, New You in 2015

Check Me Out: Stars' Workout Shots

If you don't get fitspiration from these photos of Khloé, The Rock and Karlie Kloss, we'll run a lap


She's back in her Daisy Dukes, so it might be smart to steal Simpson's tip for staying motivated on the treadmill: cute sneaks and a workout buddy! "Nothin' motivates us for our workout more than some Johnson," she shared of her athlete husband's football jerseys.