A broken arm is a break or crack in one or more bones in the arm. It may be painful, and the arm may swell. People should seek medical advice as soon as possible. A person may break their arm as a ...

Your pectoralis major is a large and powerful chest muscle that’s shaped like a fan. It starts from two sections: your breastbone (sternum) and your collarbone (clavicle). The two sections come ...

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 ...

Pain in the triceps most often occurs due to triceps tendonitis. Other possible causes include triceps tears and snapping triceps syndrome. Treatments can depend on the cause. The triceps muscle is ...