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 ...

Swollen lymph nodes are usually a telltale sign that your body is fighting off an infection, whether it’s from bacteria or a virus. This can stem from strep throat, an ear infection, mononucleosis, or ...

Lymph node metastasis occurs in "metastatic" lymph nodes, lymph nodes that have been infected by cancer from elsewhere in the body. A part of the immune system, lymph nodes are tiny ovals placed ...

People have lymph nodes, commonly called lymph glands, throughout their bodies. Swollen lymph nodes can be a side effect of COVID-19 vaccination or a symptom of the illness. Share on Pinterest Smith ...

The lymphatic system, made up of lymphoid tissues known as nodes and vessels, is part of the human immune system. It is involved in protecting the body against infection, by delivering immune cells, ...

Swollen lymph nodes in your neck often mean that your body is fighting an infection. See a doctor if you have painful, swollen lymph nodes or if they persist for weeks or worsen. You can treat swollen ...

Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny nose, congestion, coughing, wheezing, ...