Piriformis syndrome is a condition that causes pain, numbness, or tingling in the buttocks and down the back of the leg. It occurs when the piriformis muscle spasms and compresses the sciatic nerve.

Strength training is one of the best things you can do for healthy joints, Dr. Lee says. That’s because it builds muscle, and muscle protects the cartilage and tendons surrounding your joints and ...

Whether you’re a skier or not, some of the most common aches and pains can be traced back to hip weakness and instability ...