To learn whether or not your upper-body strength level is where it should be—or needs a bit of a boost—we spoke with experts.

Side planks trains your obliques with movements like twisting and rotating. Leg raises help strengthen your lower abs and hip flexors, but they may strain your lower back. Keeping your core engaged ...

While the plank is an excellent core exercise, several other options can strengthen your core. You can do these bodyweight exercises anywhere, and they don’t require equipment.

Don't be misled by the idea that a flatter stomach after 60 requires you to lie on the floor cranking out hundreds of sit-ups. The most effective core-strengthening movements can happen right from ...

Take one minute to complete all C exercises, resting for any remaining time if you finish before one minute is up. Repeat ...

Slouching spine? Pre-posture-ous! Our spines are the scaffolding for the body, and unfortunately, proper posture has become a common casualty of our increasingly sedentary culture. The immediate ...

The dead bug exercise may have a funny name, but it's a seriously effective move. The slow and controlled core strengthening exercise involves lying on your back and moving your arms and legs in a way ...

Draw your belly button inward as you breathe into your ribs. Make sure to not over-engage your glutes or hold your breath.

The condition is hard to treat. But moving can help, if you do it right. Ask Well The condition is hard to treat. But moving can help, if you do it right. Credit...Joyce Lee for The New York Times ...