Reactive lymph nodes are a common immune response, often appearing during infections or inflammation and usually improving as the underlying cause resolves. You may have noticed swollen “glands” in ...

Lymphedema is swelling that's caused by a collection of too much lymph fluid. It usually affects your arms and legs, but it can happen in other parts of your body as well. This swelling can cause pain ...

Doru Paul, MD, is a board-certified oncologist and hematologist. He is an associate professor of clinical medicine at Weill Cornell Medical College. Swollen lymph nodes without pain may be a sign of ...