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Slim, trim, and tone with the first installment in the Summer Shape-Up series from the man behind P90X.
The superstar creator of the 21 Day Fix shows you how to jack up plyo moves to deliver full-body results—fast.
Our fitness editor visited the UFC Gym in Manhattan for an empowering kickboxing routine.
In need of a quick mood boost? Try these easy poses to increase endorphins.
PMSing? Check out this video for easy poses that will relieve headaches, cramps, fatigue, lower back pain, and uncomfortable cramps.
Grab your legwarmers, because Jane Fonda is back.
Work out at home with the next best thing to a personal trainer.
Find out how the angel prepared for the Victoria's Secret Fashion Show with this exclusive, total-body workout.
Feeling lethargic after the long weekend? Here, an energy-boosting yoga routine to get your week going.
This yoga routine is packed with butt-toning poses to keep your tush lifted, sculpted, and looking amazing in your yoga pants.