The next level of course would be the side plank, a challenging variation of the original abdominal bad boy. The side plank is going to teach you how to brace your core in order to build your obliques ...

This workout comes from Oner Active athlete and Personal Trainer, Hayley Madigan. What we like about this workout is that she ...

A strength coach explains the benefits of oblique workouts — plus more health tips from the One Small Thing newsletter ...

We'll say it once (OK, more than once!), and we'll say it again: having a strong core is important. As Emma Lovewell, NASM-certified personal trainer and Peloton and Pilates instructor, told POPSUGAR, ...

Exercises like hanging leg raises or the Pallof Press can work your abs better than sit-ups — and anyone can do them regardless of fitness level.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you think of Copenhagen, smoked fish and bike lanes might come to mind. But in the fitness world, it ...

Russian twists are a great way to engage both sides of your obliques at once. Sit on the floor with your knees bent and lean ...

While planks are an effective move to include in your core sessions, you don’t need them for a great abs workout. There are many other bodyweight exercises that are perfect for sculpting your abs and ...

In honor of the May edition of our Trainer of the Month Club, Emily Turner's at-home plank workout will give you a full-body workout in 6 moves. As much as planks make me want scream/cry/quit going to ...

Master the "Twisted Army Crawl," which a fitness trainer says is the best oblique exercise out there. And also the hardest. Any time you walk into a megaformer-inspired pilates class, you know you’re ...

Forget crunches and sit-ups. One of the best ways to blast your core is the oh-so-simple plank. When performing a plank with good form, you’re working your midsection, shoulders, chest, lower back, ...