Natalie Portman's Sexy "Black Swan" Workout

Natalie Portman is winning rave reviews for her portrayal of a driven ballerina in "Black Swan." But she didn't get that long, lithe ballerina look all by herself. She had the help of ballerina-turned-fitness coach Mary Helen Bowers.

In the images that follow, New York City-based Bowers walks us through her trademark "Ballet Beautiful" workout. So if you're up for it, wriggle into your leotards and follow along...

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