A pulled muscle is an injury to your muscle fibers. Muscle fibers are the large cells that make up your muscles. Your muscles allow you to move when they contract and relax. Many people use the terms ...

Unfortunately, hamstring strains are both common and painful. They strike athletes of all sorts – including runners, skaters, and football, soccer, and basketball players. But what is a hamstring? It ...

WASHINGTON – During his rehab assignment, DJ Herz suffered a setback in his recovery from a left UCL sprain. The left-hander has been shut down after an MRI revealed a flexor muscle strain. Herz has ...