Bye-Bye Cottage-Cheese Thighs: 5-Minute Leg-Toning Workout

The Quickest "We Wear Short Shorts" Leg Workout

Adding incline to your workout will make you a stronger runner.

Incline Treadmill Tips for Runners

BodyRock: Get in the best shape of your life at home for free

Let's be honest: crunches aren't the most exciting of exercises. And they're not always the most effective way to tone your abs anyway. If you're bored with your sit-up routine, here are 25 fun and effective moves to mix up your workout and tone your