Lumbar lymph nodes refer to a group of small organs that are part of the immune system. Lymph nodes are generally circular, bean-like organs that are dispersed throughout the body. The lumbar lymph ...

Add Yahoo as a preferred source to see more of our stories on Google. The last time you visited your doctor for a sore throat, they may have felt for potential inflammation in your neck. That’s ...

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, ...

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 ...

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, ...