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 ...

Unexplained muscle pain in the arms and legs may be the result of benign issues. Or it may point to a more serious underlying condition, such as fibromyalgia, infection, or thyroid issues. Muscle pain ...

Pain in the right shoulder and arm can occur due to injury, wear and tear, and other health conditions. You may experience other symptoms with certain causes. Shoulder pain is very common. Because ...