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 ...

Arm pain could be related to arm muscles, tendons, cartilage, nerves, or bones. It could be sharp or dull, constant or occasional, alone or combined with other symptoms, like swelling or numbness.

Learn about what can cause triceps muscle pain and how to treat it. This article also looks at diagnosis, prevention, and more.

In some cases, left arm pain is one sign of a heart attack (myocardial infarction), which is a medical emergency. This article discusses some of ...

Forearm Muscles You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily ...

Popular arm exercises sometimes cause pain in the back or the rotator cuff: avoid injury with modified movements to build shoulder and tricep muscles.

Muscle soreness is usually widespread, while injury pain is usually localized. Getty Images Where does it hurt?

The rhomboids are a group of muscles in a person's upper back. Rhomboid muscle pain may feel like tenderness around the shoulder blade. Learn more here.

The stretching routine that fixes 90% of body pain and this simple sequence targets the root causes of most common aches and ...

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 ...

Pain in your left arm can be due to a number of causes, not just a heart attack. Other causes like a muscle sprain, pinched nerve, or angina could be at fault.

Experts share tips to figure out if your pain is related to nerves or muscles. They also share nerve pain treatments and when to see a doctor.