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 ...

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 ...

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 ...

Preauricular lymph nodes, which are located in front of your ears, can sometimes become swollen and painful. Common causes include an ear or tooth infection. Treatment can depend on the underlying ...

Lymph node metastasis occurs in "metastatic" lymph nodes, lymph nodes that contain cancer cells that have spread from elsewhere in the body. A part of the immune system, lymph nodes are tiny ...

The lymphatic system has long been considered mysterious. But the lymphatic system – and the lymph nodes within it – plays fascinating and important roles in health and disease, from fighting off ...

What is a lymph node? Lymph nodes are part of our lymphatic system. This is a network of thin tubes and nodes that run throughout the body and carry a fluid called lymph. Lymph nodes filter the lymph ...

Lymph nodes are small bean shaped structures that are all over the body including near the breast. They are responsible for filtering the lymph fluid as it passes through them. The lymph nodes in the ...

Removing lymph nodes during cancer surgery has saved countless lives in many tumour types. Yet recent research is challenging parts of this long-standing practice. Imagine your body’s immune defences ...

Kristie L. Kahl: In simple terms, can you explain what chronic lymphocytic is? Dr. Susan O’Brien: It’s a leukemia, which by definition means it's in the blood and in the bone marrow because inside ...

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 ...