Swollen lymph nodes often indicate that the lymphatic system is actively fighting off an infection or illness by accumulating bacteria and dead cells. While swollen lymph nodes can result from ...

You’ve probably had swollen glands at some point in your life, such as when you’ve had a cold or other infection. Swollen glands are actually swollen lymph nodes, which are often reactive lymph nodes.

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 ...

When the body fights an infection or injury, lymph nodes sometimes swell. Doctors call this a reactive lymph node. Treatment can depend on the cause. Lymph nodes house white blood cells. These cells ...