"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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman performs sit-up holding a kettlebell above her in one hand. A man stands next to her. There isn’t much you can’t train with ...

We're going to start off by telling you this: when it comes to getting your six-pack abs, you can do a million planks, Russian twists, and TRX knee tucks, but if you aren't watching what you eat, you ...

When I’m short on time and equipment (often), I use a medium to heavy kettlebell and get to work strengthening my core muscles at home. These three kettlebell exercises will crop up in my routine ...

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 ...

A personal trainer shares a 20-minute, at-home kettlebell abs workout that you can do without leaving your living room. Whether you’re swinging, twisting, or dragging the bell, each exercise ...

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 kettlebells are highly nifty, slightly caveman (caveperson, sorry) weights designed to not only build strength through anaerobic activity, but also increase the user's aerobic activity and ...