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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Chest pain can be disconcerting, but it’s important to remember that not all discomfort signals a serious health condition like a ...

OAKLAND, Calif. (AP) — Athletics ace Sonny Gray has been put on the 15-day disabled list because of a strained trapezius muscle near his right shoulder blade. Oakland made the move Sunday, two days ...

WASHINGTON – The Nationals say pitcher Stephen Strasburg has been diagnosed with a strained left trapezius, an upper-back muscle where the arm meets the neck. Strasburg left Friday’s start at ...

Chest pain can be disconcerting, but it's important to remember that not all discomfort signals a serious health condition like a heart attack. In fact, the culprit behind the pain in your chest may ...

OAKLAND, Calif. -- Athletics ace Sonny Gray has been put on the 15-day disabled list because of a strained trapezius muscle near his right shoulder blade. Oakland made the move Sunday, two days after ...