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How To Get A Star Bod!

Do you battle the bikini blues every summer? Break the pattern! 'Cuz getting your fave star's bod is doable -- if you're willing to sweat, of course. "Obviously, genetics play a part [in looking fit]," says trainer Gunner Peterson of his celeb clients. "But they all do the work. There's no trying to get out of it and there's no pretending. They just come, they get it done, and they get out." Ready to get fierce, too? See how sexy stars like Jessica Alba stay fit...

Photo: Mayer/WireImage
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