"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I love working out, and a good workout challenge is even better. When I had the opportunity to try model ...

The fun thing about ab workouts is that there's so much you can do to challenge and strengthen your core with zero equipment necessary. Take this 10-minute workout shared by Swedish Australian ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? I love working out, and a good workout challenge is even better. When I had ...

Gale started with crunches to strengthen her core. She then opted for arm and leg raises to further the burn. Gale also relied on knee-to-elbow crunches and twists. Her workout buddy relaxed and ...

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I’m suspicious of any workout that promises to deliver results in a short amount of time. I’ve never been one of those people who could hit the gym hard for a week and see a change in my body. Any ...

Welcome to Vogue.com’s series of throwback workouts that conjure the fun of the playground to help re-energize your fitness routine. First up: Watch Victoria’s Secret model Maria Borges take on a core ...

Sports Illustrated swimsuit model Leticia “Tish” Martinez flaunted her enviable six-pack in ab-baring workout gear, even on her “rest day.” The trainer and bikini model is a bona fide fitness and ...

In case you didn't already know, adding weights to your workouts is a sure-fire way to up the intensity and reach all kinds of goals, whether you're trying to get stronger, lose weight, or even boost ...