There are around 600 lymph nodes everywhere in the body, including the neck, under the jaw, underarms, groin, chest and ...

The armpit is a complex junction where muscles, nerves, blood vessels, and lymph nodes meet. Because it is such a busy area of the body, experiencing pain there is surprisingly common. For some, it 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 ...

WASHINGTON (AP) — Breast cancer treatment left Susan Wolfe-Tank with an arm too painfully swollen to lift anything heavy or even fit into her usual clothing – a debilitating condition that gets little ...

Right-sided pain under the armpit may be due to muscle strain, infections, or skin conditions. Sometimes, armpit pain may indicate a more serious issue, such as cancer or a heart issue. The armpit ...

Mantle cell lymphoma (MCL) is a rare cancer affecting the lymphatic system. It shares characteristics with other types of lymphomas, but understanding the signs and symptoms of MCL can help a person ...

Dear Dr. Gott: In September 2009, the right side of my neck above the collarbone started to swell. By December, the area from beneath my right ear to my collarbone and into my armpit was swollen. It ...