In TODAY.com's Expert Tip of the Day, a trainer reveals what it really means to work your deep core and why it's important ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images While classic core exercises like sit-ups, planks and crunches are ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? It's unclear exactly how many reps Jessica did of this epic Pilates sequence, ...

This video presents an effective abs routine designed to save time while delivering maximum results. Perfect for those ...

Develop your core with Bruce Lee's intense ab workout. Exercises like waist twists and leg raises can help you build strength ...

As a fitness editor, I love that deep core shake you get after a minute-long plank. That said, if I’m in a busy gym, or I’m taking my workout outside now the weather is nicer, the chances are I’ll ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are a few health habits that I’m proud to have. I’m pretty good at drinking enough water. I ...

If you’re tired of your usual ab workouts and want to mix things up, try adding kettlebell workouts to your routine. Kettlebells can be the perfect addition to give your abs a new challenge. Whether ...

The star couple posted an inspirational workout video to their respective Instagram accounts on Wednesday Justin Timberlake and Jessica Biel appear to be getting ahead on New Year's resolutions! The ...

Hey guys, I'm Tatiana Lampa, and I'm a NASM-certified personal trainer. Today we're going to be working from the core upper and lower abdominals. My client transformed her abs and you can too with ...

I'm a personal trainer who's certified in Pilates, but I first discovered the popular workout while searching for relief for my low-back issues. Pilates focuses the deep abdominal muscles, including ...