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Dying turtles, dead bugs and bird dogs are just some of the moves I tackled in this 12-minute core workout from a pro runner.

A sleek six-pack looks great in a two-piece, but the benefits of a strong core extend way beyond your annual beach trip. Your core is composed of some of the most important muscle groups in the body: ...

According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.

Give me five minutes of your time, and I'll give you a beginner-friendly workout you can do standing up to strengthen your core and improve posture. That means no pesky sit-ups, Russian twists, or ...

This quick workout strengthens the muscles that matter most. There’s nothing wrong with training for aesthetics. After all, a set of six-pack abs is a major flex (pun intended). But there’s a big ...

If it’s not enough that steeplechase champion Emma Coburn incorporates core activation exercises into her warmup routine, maybe we can convince you. It’s no secret that core workouts promote better ...

You've probably heard just how effective Pilates can be for core strength and definition. With this workout video, you can find out for yourself—and you only need six minutes. In the full Pilates x ...

The core never gets enough credit for the work it does on the run. But without a stable center, you’d not only run with hunched-over posture, low back aches, or knee pain, but you’d also waste a ton ...

This workout is short — just 10 minutes — and requires no equipment. But it packs in a lot of work. PS Fit instructor Natalie White designed it to target your abs, core, and thighs, and she'll have ...

Lately, my core routine has felt staler than week-old sourdough bread. Sure, classic moves like crunches, Russian twists, and planks are great (and effective!), but in order to reap the gains of ...

We're going to hold your hand when we say this: your core is not just your abs. In this 15-minute workout, M/Body founder Marnie Alton leads you through a sweat session designed to strengthen the ...