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.

The human body is an amazing thing. For each one of us, it's the most intimate object we know. And yet most of us don't know enough about it: its features, functions, quirks, and mysteries. Our series ...

Dear Dr. Roach: I am a 72-year-old woman in good health, generally. Three months ago, I woke one morning with a very sore neck that I attributed to "sleeping wrong." As I massaged it, I found a firm ...