Love ‘em or hate ‘em, planks are a popular fitness move for a reason: they’re effective. This one move engages the entire body, especially the abs. Planks put the entire core muscle group to work, ...

‘In your 20s and 30s, being able to plank for 45-60 seconds is a solid marker of good core endurance,’ says PT Joseph Webb, ...

Learn how to do the Copenhagen plank, a challenging side plank variation that strengthens your hips and core and improves ...

See how long you should hold a plank after 50 to go from building to elite, plus tips to safely boost core strength.

So, What Muscles Do Planks Actually Work? originally appeared on Parade. Planks are one of the most versatile and accessible exercises out there. You don’t need any equipment, and you can do them ...

Since Anne Hathaway’s trainer, Monique Eastwood, shared 10 game-changing insights into Anne’s full workout plan with us, we’ve taken as many tips as we can from Monique’s Instagram page. Most recently ...

Pilates pro Simone de la Rue demonstrates how to do a plank jack—aka the ultimate cardio and core-strengthening move—with proper form. A little known fact about planks: In addition to working nearly ...

If you’ve ever tried them, you know side planks are challenging­—even more than regular planks. But they’re a critical move, says Keli Roberts, an exercise physiologist with the American College of ...