"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Situps and crunches aren't the only (or even the best!) way to strengthen and define your abs. For proof, ...

Kettlebell exercises make your gym and at-home workouts exponentially better. We could also say the equipment makes your workouts easier, but that's not really the case. An all-in-one fitness tool ...

Confession: I'm a certified personal trainer, but I absolutely dread core work. (Anyone else?) My loathing could be because my core has always been one of my weakest muscle groups, or the burning ...

No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day. They work the abdominals, but if you’re looking for stronger, sculpted abs, let me introduce you ...

This one’s an abs-olute winner. A classic, fit-for-all workout is back in the spotlight after a popular workout video resurfaced, showing a fitness influencer’s surefire way to a rock-hard core using ...

Sometimes it’s all in the design. One trip to the gym and you’ll quickly learn that weights come in many forms. The kettlebell, with its handle and bottom-heavy design, begs to be used for dynamic and ...

Feeling bored of your go-to planks and crunches? Good news'your tried-and-true bodyweight exercises aren't the only way to whip your abs into shape. Feeling bored of your go-to planks and crunches?

While core exercises typically conjure up images of planks and bird dogs, the kettlebell is an unlikely hero when it comes to ab workouts. The versatile and dynamic piece of equipment challenges your ...

The best core exercises don't necessarily require you to get on the floor. These seven standing variations are sure to ...

“The humane burpee is the best single-kettlebell workout,” he tells me. “Every quality you want to chase is going to be in ...