The lymphatic system is a major part of the immune system. It’s made up of various lymph nodes and vessels. The human body has hundreds of lymph nodes throughout different locations in the body. The ...

A lymph node biopsy is a test that checks for disease in your lymph nodes. Lymph nodes are small, oval-shaped organs located in different parts of your body. They’re found close to internal organs ...

Lymph nodes are part of the body’s immune system. A swollen lymph node in the armpit may be a sign of a bacterial or viral infection, an injury, or a serious health condition, such as cancer. The ...

Cervical lymph nodes are small nodes or glands in the neck. Swelling in the neck may indicate a nearby infection or other health condition. Treatment for cervical lymph nodes can depend on the cause.