If you’ve been training for a while, you’ve probably heard the saying that abs are built in the kitchen. There’s truth to that, but diet alone won’t carve them out. Even with the cleanest eating ...

Abs are often an afterthought, tacked onto the end of your workout as a few basic sit-ups. But like any muscle group, to achieve strength and definition, you’ve got to step things up to avoid the ...

So, your diet has been on point, and you’ve been cranking out tons of situps at the end of your lifts, but still, the set of defined washboard abs you were promised has yet to show up. What gives? You ...

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 ...

Introducing your new go-to abs routine. This seven-minute workout can be done every day to strengthen one of the most important muscle groups in your body: the core. Trainer Jenna de León takes you ...

This 30-minute core workout teaches how to build visible, dense abs using a three-round circuit and only bodyweight plus a single 10-pound dumbbell. The session opens with glute bridges and thoracic ...

If you have a job, kids, and any semblance of social life, the only thing you may feel like you’re missing is time. That's why you might find that, more often than not, after you spend an hour at the ...

Enter any gym, and you’ll see the same core workout: crunches, situps, ab machines, and endless twisting exercises. The logic seems obvious—if you want stronger abs, more visible abs, you train them ...

Add Yahoo as a preferred source to see more of our stories on Google. Certified trainer Jenna de Léon leads you through a 7-minute deep core workout circuit that uses a single dumbbell. Use it as a ...