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 ...

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 ...

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 ...

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 ...

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, ...

You have more than 300 lymph nodes in your head and neck. Cancer can either start in these lymph nodes or spread there from other body parts. Symptoms include swelling, fever, and night sweats. Share ...

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 ...

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.