For years, sit-ups were considered the ultimate ab exercise. But modern research shows they’re not the safest or most ...

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

This summer, you’ll need a reliable bank of abs exercises to strengthen your six-pack muscles and sculpt muscle definition across your torso. To get the ball rolling, add these exercises to your ...

Ellipticals, captain's chairs, and the decline bench are just a few of the best gym machines for ab strength. Here's your ...

The starburst side plank variation strengthens the shoulders, abs and obliques. Here's why we love it at Tom's Guide.

Find out how many sit-ups after 55 signal a strong, healthy core and use this 60-second test to track your strength over time.

Workouts You just need 10 minutes and a resistance band to sculpt your abs with this 4-move home workout Workouts No reformer? No problem: Build full-body strength with just a Pilates ball and these 5 ...

Strengthen your core and slim your midsection with these five simple chair exercises that target your abs safely after 60.

Unlike a crunch or sit-up, where you bend through the spine, the dragon flag keeps your body completely straight and rigid as ...