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 ...

Swollen lymph nodes in your neck, armpit, head, and other parts of the body often occur when your body is fighting an infection or disease. Lymph nodes filter fluids from the lymphatic system. If the ...

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, ...

As I was getting up from my visit with Mrs. Gregory, her right hand went to the base of her neck. Dr. Smith, do you think this little lump is anything?” Though doing her best to portray calm, she ...

A multicentre study led from Finland has shown that lymph node transfer is a viable treatment for the swelling in the affected limb, a condition known as lymphedema, after breast cancer surgery.