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 ...

Add Yahoo as a preferred source to see more of our stories on Google. palau83/Getty Images A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped ...

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, ...

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, ...

A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped clusters of immune cells in your neck, armpit, or groin puffs up, it’s typically an indication ...