Lymph nodes are located throughout the body. They are small, bean-shaped glands that play a crucial role in the immune system. During an infection, a person may notice swollen lymph nodes. The body ...

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.

Swollen lymph nodes may result from an infection or illness. If symptoms last for a long time or occur with certain other symptoms, you may need medical care. Treatment depends on the cause of the ...

You have between 600 and 800 lymph nodes spread throughout your body. Lymph nodes are a key part of your immune system. (Photo Credit: iStock/Getty Images) You might be able to feel some of your lymph ...