Shake up Your Workout by Slowing Down and Focusing on These Moves

Learn about the concentric and eccentric phases of your workout—and why these workout stages are important.

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Photo: Getty Images/Julia Amaral

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.