Medically reviewed by Oluseun Olufade, MD A hip labral tear is an injury to the ring of cartilage (the labrum) around the hip socket. The labrum is essential for hip joint stability. The cartilage rim ...

That’s because hip flexors—the muscles that allow flexion at the hip joint—play a huge role in fluid running, and a set of tight ones can really mess with your mechanics. That’s where ...