How to Work Your Abs with a Basketball

When it comes to working your abs, a basketball probably isn't the first tool that comes to mind. But BJ Gaddour, C.S.C.S., CEO of Men's Health StreamFIT, came up with a fun—but tough—way to add it to your core routine.

The move: Dribbling a basketball while holding the top of a pushup position.

It's hard for two reasons, he says. First, you have to hold the position with only one arm.