"It's all about this rhythm,” he says. “I have it in my head and I can feel on the runway when it's right.” Finding that rhythm takes effort, but with enough practice, the payoff is a sweet reward.

It could be a scene from any workout class: about a dozen women, outfitted in tank tops and T-shirts, sports bras, and stretchy pants, waiting expectantly for the instructor to begin. The difference?

IF you've always wondered how celebs manage to keep in fantastically sexy shape, then we may have found the answer for you. Apparently the latest fitness craze sweeping the A-list is the humble art of ...