Newsflash: ClassPass is in major expansion mode—is your city next?

The fitness-booking app that originated the idea of a la carte boutique classes, is in major expansion mode.

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Photo: ClassPass

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.