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 ...

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 ...

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 ...

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 ...

Arm numbness can happen from lying on your arm too long or from a serious medical issue. If your arm numbness keeps coming back or gets worse, see a healthcare provider. Arm numbness can be a sign of ...

Carpal tunnel syndrome (CTS) can cause shoulder pain, although it is not one of the typical symptoms. In some cases, people may have shoulder pain without any wrist pain. If CTS is the cause, then ...

Tingling is fairly common and usually relates to a problem with your nerves or blood circulation. Possible explanations include your sleep position, diabetes, a mini stroke, or heart attack. If ...

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 ...

Physical activity stimulates the release of endorphins (natural painkillers) and promotes the production of anti-inflammatory ...

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 ...