The kang squat is probably why people started saying #SoreForDays

It might be time to shake up your squat routine. Here's everything you should know about kang squats, the ultimate hamstring exercise.

alt
Photo: Getty Images/Drazen

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.