Heart disease remains the leading cause of death in the U.S. Left arm pain during a heart attack is common due to shared nerve pathways with the heart. Chest discomfort is a key heart attack symptom.

From your shoulders to your fingers, your arms have many moving parts: joints, bones, muscles, nerves, tendons and ligaments. Mysterious arm pain that seemingly comes out of nowhere can arise if any ...

Feeling sore after a workout is known as delayed onset muscle soreness (DOMS). Sore muscles after exercise are a result of muscle breakdown during a workout, particularly on the eccentric portion or ...