Incorporating a pull-up bar adds a new dimension to your ab routine. Hanging from the bar challenges your abs from a different angle while placing a bigger demand on your hands, shoulders, and lats. A ...

You'll need better moves to build a functional core. Here’s how you can upgrade your workouts.

Add Yahoo as a preferred source to see more of our stories on Google. The best ab workouts aren't just for those seeking chiseled physiques. Athletes of all sports—from baseball to football to ...