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 ...

The last time you visited your doctor for a sore throat, they may have felt for potential inflammation in your neck. That’s because infections often cause swollen lymph nodes (medically known as ...

Understanding this often-overlooked symptom could help millions of allergy sufferers recognize when their body is sending important signals about their immune response. When most people think of ...

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 ...

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, ...

Swollen lymph nodes can be a symptom of mpox, formerly known as monkeypox. However, many other infections also cause swollen lymph nodes. A person with mpox may also have a rash and other flu-like ...

"It got progressively bigger and then I had trouble breathing when I would lay down," says Makaila Chenier of finding a lump in her neck in January Kirsty Hatcher is an Associate Editor on the ...

A study 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. However, an effective drug to ...

When Nora Ambros had her first mastectomy, her doctors removed so many lymph nodes as a precaution that her left arm became chronically swollen.