Lymph nodes are located at the junction of lymphatic vessels in the body. Lymphatic vessels transport fluid containing antigenic material, dendritic cells (DCs), and inflammatory biochemicals from ...

The popliteal lymph nodes lie in the tissues behind a person’s knee. Infections and autoimmune conditions can cause them to swell. It is rare for cancer to affect the popliteal lymph nodes. According ...

The lymphatic system is basically a channel that carries a clear or whitish fluid called the lymph. This lymph aids in clearing the tissues of infective organisms, toxins etc. The basic structure and ...

The preauricular lymph nodes sit just in front of the ears. These tiny nodes play a vital role in protecting the body against infections and disease. In this article, we provide information on the ...

The lymphatic system is a major part of the immune system. It’s made up of various lymph nodes and vessels. The human body has hundreds of lymph nodes throughout different locations in the body. The ...

Reactive lymph nodes are a common immune response, often appearing during infections or inflammation and usually improving as the underlying cause resolves. You may have noticed swollen “glands” in ...

Your lymphatic system filters waste, runs your immune defense and has no pump. Here's what doctors say keeps it moving.

A 2026 study found semaglutide may improve lymphatic pumping. Here's what that reveals about how your lymph system really ...

Cancer treatment routinely involves taking out lymph nodes near the tumor in case they contain metastatic cancer cells. But new findings from a clinical trial show that immunotherapy can activate ...

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 ...