The Complete Guide to Your Butt Muscles

Here's how to ensure the largest muscle in your body isn't also the laziest. Read up on all the different butt muscles and how to effectively train them.
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6 Hamstring Stretches for Tight Muscles and More Flexibility

Sore after a long run or lower-body workout day? Or just want to *finally* be able to touch your toes? These hamstring stretches—demonstrated by Mallory Hewell, a certified functional movement specialist, strength coach, and trainer at Mark Fisher Fitness in New York City—will loosen you up in all the right ways.
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Try This No-Equipment Leg Workout When You Can't Make It to the Gym

From donkey kicks to frog jumps, these muscle-building moves will seriously strengthen your legs without even leaving your house.
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More Leg Workouts