Sit-ups target your abdominal muscles, back muscles, and hip flexors, while crunches only target your abdominal muscles. • ...

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 ...

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 ...

Sit-ups often come to mind when you think about working your abs or strengthening your core. It’s one of the most old-school, well-known exercises for ab-shredding, but recently, it’s become less and ...