known medically as lymphadenopathy, may be felt under the chin or in the neck, armpits or groin, where they can be found in larger clumps. Less commonly.
Swollen lymph nodes usually occur as a result of infection from bacteria or viruses. Rarely, swollen lymph nodes are caused by cancer.
Swollen lymph glands are usually a sign of infection and tend to go down when you recover. However, they can sometimes have a more serious cause and may.