This 7-minute, core-strengthening workout tops boring old crunches any day

Need an equipment-free ab workut that will leave your core muscles feeling strong? Give Charlee Atkins' abs workout for women a try.

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Photo: Getty Images/SrdjanPav

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.