"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on your core. You can start with these ab exercises ...

It’s estimated that 2 million people in the U.S. will experience a back injury this year. Many of these injuries are because of postures held for prolonged periods and workplace incidents. Many more ...

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 ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Standing ab exercises ...

(CNN) — Planks are one of the most effective exercises for strengthening your midsection, as they target all of your major core muscles: the transverse abdominis, rectus abdominis, external obliques ...

Trainer Steve Chambers shares 5 standing moves to shrink belly pooch after 55, with exclusive expert quotes and tips.

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