POPSUGAR Fitness Celebrity Fitness Picture of Celebrity Working Out With a Medicine Ball Guess Which Celeb Is Working Out With a Medicine Ball? by Michele Foley 3/04/12 10 Shares Like us on Facebook Sign up for our daily newsletter > Follow us on Pinterest Can you guess which new celebrity mom is working off the baby weight? Image Source: FameFlynet Read More Celebrity FitnessGuess Who Celebrity Fitness Jessica Simpson's Daily Workout Is Surprisingly Simple See How Fit Mom Carrie Underwood Stays in Shape (Hint: It Involves Her Baby) Jennifer Lopez's Diet and Fitness Secrets Are Worth Taking a Few Cues From Feel Instantly Inspired to Exercise With These Celeb Instagram Pics POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Get Results With Our Fitness Newsletter Personalize Weight Loss Working Out Running Yoga Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR.