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

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.

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

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

These are the best lower ab workouts for women to strengthen the deep core muscles and lower stomach. This women's lower ab ...

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

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

Helen O'Leary, director and clinical director at Complete Pilates explains that the reformer consists of a “sliding flat ...

Strengthen your abs and obliques with this 12-minute core circuit that you can do anywhere without any equipment bar a yoga mat.

From the diaphragm to the pelvic floor, scientists say improving your core strength can protect your spine and help you move ...