"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, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. 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, ...

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 ...

These abs exercises using the best kettlebells will work your abdominals, lower back and core from a variety of angles, so that you get balanced muscle and strength gains across your entire midsection ...

For the fastest way to join Tom's Guide Club enter your email below. We'll send you a confirmation and sign you up to our newsletter to keep you updated on all the latest news.

YOU WILL ONLY be able to build to core strength—and the hard-muscled six-pack you’re chasing as an aesthetic ideal—by taking ...

Your core works harder here than it does in most ab workouts.

Like a barbell or dumbbell, there are plenty of kettlebell-specific movements out there to help you get the most out of this effective workout gear. From the simple to the intricate, you can construct ...

This quick workout strengthens the muscles that matter most.