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Workout Videos

Detox the totally ~natural~ way with twists and inversions that wring out your boozy body.

Transform your core with exercises that target more than your six-pack abs.

Remember how flexible you were when you took ballet growing up? Get loose and warm up those muscles to prep for a workout (or cool down from one) with these pro dancer stretches.

Do your regular barre workouts need to be revved up? This barre boot camp workout is your way to kick things up a notch for extra calorie burn in the same amount of time.

Balance like a boss in these tricky, tippy poses, courtesy of yogi and Nike master trainer Traci Copeland.

These five exercises work every muscle below your waist. After this workout, you'll be bragging about your legs of steel.

Yoga isn't just about finding your zen—these move will help you tap into your inner warrior.

You know that squats are the key to building stronger glutes—but there's more to squatting than meets the eye.

Blast fat and torch calories with this routine developed by Erin Bulvanoski of Kore New York.

Burpees: We love to hate 'em, but if you stick to this 30-day challenge, you'll feel stronger, tighter, and more toned by the end of the month

You might not want to go outside, but you can still keep your energy and heart rate up inside with this fast, fat-burning routine.

Trainer Robin Arzon from Peloton Cycle shows us four advanced ab exercises that turn up the intensity and go way beyond the basic crunch.

Sprinting to the recovery food? Not so fast. Why you should think twice about blowing off your next stretch sesh.

Rock these HIIT exercises with Amanda Butler, trainer at The Fhitting Room in New York City (a studio dedicated to HIIT), to get your heart racing in seconds.

Up for a full-on ab assualt? The final week of our 30-Day Ab Challenge is the most challenging set of ab exercises yet. Go big, then go home.

You're halfway through our 30-Day Ab Challenge. Week 3 is all about firing up those obliques. Grab a mat and get ready to really sculpt your abs where you can see 'em.

You made it through Week 1 of our 30-day ab challenge! Celebrate with this week's 3-minute core-crushing lower-ab blast.