Medically reviewed by Oluseun Olufade, MD Key Takeaways Sleeping on a medium-firm mattress can reduce back pain and improve ...

Concurrent pain in your buttocks and the back of an upper thigh points to some specific underlying conditions. Pain in your buttocks or the backs of your upper thighs may be from injuries or muscle ...

The piriformis is a small muscle located deep in the hip joint. Its main role is to rotate the hip and move the leg away from the body (abduction). Lucky people probably haven't heard of this tiny ...