Snoop Dogg and Jason Derulo wrote a song about it, your significant other can't get enough of it, and the #belfie is officially a thing. Basically: The booty is kind of a big deal. So we asked six trainers for their go-to moves to keep your butt tight, toned, and sexier than ever.

Exercise how-tos adapted from The Women's Health Big Book of Exercises. For even more moves, get The Women's Health Big Book of Exercises today!

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