Medically reviewed by Jennifer Steinhoff, MD Key Takeaways Arm pain can be caused by repeated movements or overuse.Signs like ...

Heart disease has been the leading cause of death in the U.S. for the past 100 years, according to the American Heart Association. Despite how common it is, there are many questions floating around ...

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 ...

Brachial palsy is a weakness or paralysis of the arm due to brachial plexus injury. The brachial plexus is a network of nerves near your neck that connect your spinal cord to your arms. These nerves ...

Armpit pain is a common complaint that can have many causes, from mild muscle injuries to swollen lymph nodes and severe skin infections. In most cases, armpit pain isn't a reason to worry, but it can ...

A bicep bulge is an injury that typically results from a tendon tear and is sometimes referred to as a “Popeye deformity.” When one of the tendons attached to the bicep muscle is torn, it causes the ...

Sudden shoulder pain can occur with an injury, but it can also appear for other reasons, including arthritis, bursitis, and pneumonia. Sudden shoulder pain without an injury can result from an ...

Shoulder arthritis is damage to the cartilage in the ball-and-socket joint of your shoulder. The smooth covering of cartilage between your shoulder bones allows your shoulder to move and rotate ...

At 16, Eldiara Doucette felt pain in her right arm that she struggled to describe. “It could have easily been classified with a standard teenage ‘growing pains,’ which is, unfortunately, how a lot of ...

(NEXSTAR) — With health experts recommending Americans get two (or even three) different vaccines this cold and flu season, you may find yourself rolling up your sleeve a couple of times soon. You may ...

Pain in your thumb and wrist may develop from arthritis, de Quervain tenosynovitis, injuries, and other causes. Joint pain in your wrist and thumb are two common symptoms of many conditions, such as ...