The runner's plank is an alternative I use as a certified trainer when sit-ups aren't possible, and this is exactly how to do ...

Core muscles wrap around the midsection like a girdle, forming a connecting link between the upper and lower body. They support, stabilize, and help move your spine, trunk, and pelvis, and most body ...

The best bodyweight exercises targeting the core include functional, full-core training exercises like the dead bug, bird dog ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Bored of planks and crunches? Why not try mixing things up with a killer ab ...

Planks are a great exercise for your core and entire body. Here's how to do a few different types of planks to get the health benefits.

When I heard the record for a woman holding an abdominal plank was measured in hours and not minutes (a whopping 4 hours 19 minutes and 55 seconds), I honestly couldn't believe it. I get the full-body ...

Test your core after 50 with the side plank. See time standards, proper form, and progressions to build stability and balance ...

If you have or have not tried the PT Pyramid, summer is a perfect time to learn this classic workout and take it to new levels. For decades, the Calisthenics Pyramid has been a staple in military ...

Bodyweight training means you don't need expensive equipment to improve your health. Whether it's squats in the park, ...

Try five joint-friendly chair moves that engage your core and help flatten belly overhang after 50—no floor work required.