Pain in your arms is a common symptom with many different causes, from arthritis and overuse injuries like tendonitis to a heart attack.

Lower your arm if you feel pain in your shoulder. Bring your right arm across your chest. Place it in the crease of your left elbow, or use your left hand to support your arm. Hold this position ...

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 ...