An abs challenge that’ll turn everything you knew about core work on its head

If you're oh-so-bored with your current core workouts for strength, going upside down with these four move might be the antidote.

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Photo: Getty Images/Cavan Images

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.