Work the core! Fitness secrets of Olympic stars

Related: Fitness

1. Fitness
   1. Brisk walk may be as good as a run, study finds
   2. Smart jocks: Fit kids do better at math, reading
   3. Seeing green might make your workout better
   4. No time to exercise? Try 10-minute workouts
   5. Stressed? Exercise may help ward off anxiety
2. Headlines from AOL That's Fit
   1. Some Good News? Are Americans Cutting Back on Sugar Intake?
   2. I Ditched Dieting -- And So Should You
   3. Kate Bosworth's Fit Routine
   4. Should We Fear Our Genetics?
   5. What Nutritionists Order When Eating Out
3. Related videos & slideshows
   1. 
      Video
      Educators push for more exercise at school
   2. 
      Video
      SoulCycle workout inspires cult-like devotion
   3. 
      Video
      Husband lost 280 pounds, runs half marathon
   4. 
      Video
      Tennis legend Jimmy Connors takes court with Harry Smith