The hardest plank of my life came courtesy of this under-the-radar gym equipment

Introducing a ViPR workout, using this unique tool that works on strength, balance, and full-body training. Two trainers explain its benefits.

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Graphic: Well+Good Creative

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.