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Be inspired by these stars who’ve conquered a marathon or triatholon.
We've all wondered at some point. Here, 25 of the world's busiest women clue us in.
The secret to speeding up your results and getting sexy abs? Just add weights!
Challenge every muscle group using just one piece of super-portable equipment.
Shape Your Life
With a new tour on the way, Britney is fitter and more fabulous than ever before.
Shape up your glutes, hips, thighs, and belly with this do-anywhere strength circuit.
The Oscar-winning actress reveals her secret for slimming down without giving up any o ...
Our R.D. snapped a pic of everything that passed her lips in 24 hours.
