Trainer Jarrod Nobbe shares 5 chair core moves after 45 that target the lower belly, boost stability, and skip floor work.

These 5 seated core moves help strengthen your midsection after 55, with joint-friendly reps you can do at home.

We’ve all done it. Stared down at our stomach, groaned, and dropped to the floor to bang out a set of sit-ups—hoping, maybe praying, that each crunch would somehow melt away belly fat. It’s ...

Sit-ups and crunches both target your core muscles, but work differently. You can use both exercises to build strength, endurance, and control.