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 ...

Cancer can spread to the lymph nodes via a person’s lymphatic system. From here, it can travel through the lymphatic system to other parts of the body. The spread of cancer to a new part of the body ...

If you’ve ever felt swelling on the side of your neck, you probably had swollen glands, also known as swollen lymph nodes. Doctors call it lymphadenopathy. Swollen lymph nodes are a sign that your ...