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 ...

When most people think of a strong core or achieving abs, the first exercise that comes to mind is often sit-ups.

Place your right elbow directly underneath your right shoulder. Engage your core and slowly lift your hips off of the mat, ...