Sit on an exercise mat and engage your core. Lean backward to create a V-shape position. If you want to, lift your feet away from the ground and either bend your knees or straighten your legs. Engage ...

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

Denise Austin demonstrates a squat twist crunch that targets the abs, glutes, and legs. The 60-second move is great for those ...