How to do the “rainbow”—the exercise that keeps Adriana Lima’s butt toned

The Victoria's Secret Angel just shared the "rainbow"—the move she uses to keep her butt toned. Here's how to do it.

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Photo: Instagram/@adrianalima

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.