Abs workouts and sit-ups have gone hand in hand for too long. We think it's time to mix up your midsection training for a more fun, effective workout. This circuit session will strengthen your abs ...

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 ...

Both sit-ups and crunches can help target your core muscles, but there are key differences between the two ab workouts.

"Your shoulders, chest, and arms have to stabilize you, while your glutes and quads kick in as you bend and push back.” ...

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

Sit-ups (where the upper body is lifted completely) and crunches (where only the shoulder blades lift off the ground) are classic abdominal exercises. Photo: Getty Images Sit-ups and crunches are two ...

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 ...

Ditch sit-ups. These 6 standing core moves firm your abs, boost balance, and help trim belly overhang after 45.