According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.

You don't need to hit the floor to tighten your midsection, just grab a sturdy chair. Chair-based movements engage your abs and obliques through controlled motion and stability challenges, giving your ...

Don't be misled by the idea that a flatter stomach after 60 requires you to lie on the floor cranking out hundreds of sit-ups. The most effective core-strengthening movements can happen right from ...