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 ...

When most people think of a strong core or achieving abs, the first exercise that comes to mind is often sit-ups. While sit-ups have long been a go-to for strengthening the core, they're not always ...

GHD sit-ups are the type of advanced abs exercise reserved for those in the gym who like to send their core muscles into meltdown. Think of them as the sister of the sit-up that likes to show off.

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 ...

This challenge was all about pushing limits. 50,000 sit-ups later, I’m stronger, sore, and seriously rethinking everything I ...

Explore the differences between decline crunches and sit-ups. Find out what muscles each targets, and learn proper form to enhance your core training.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images We’ve said it before and we’ll say it again — when it comes to building a ...

Trump reinstates school fitness test, citing health crisis, but critics warn of body shaming and outdated methods.