How to know if you need to strengthen or stretch your hip flexors—because, ouch!

A trainer shares how to stretch hip flexors or strengthen them, based on your unique needs. (Hint: Runners, you need all the stretching you can get.)

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Photo: Getty Images/bernard bodo

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.