The 30-minute butt-sculpting workout Dakota Johnson swears by

The "50 Shades Darker" star's trainer reveals the butt-sculpting circuit training regimen that got her in shape to play Anastasia Steele.

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Photo: Benjamin Shmikler/ABImages

16 Upper Glutes Exercises Personal Trainers Swear By for a Stronger Butt

Why your upper glutes deserve more love, and the best exercises to strengthen them.

woman doing an upper glutes exercise with an exercise band.