What are the Causes of Swollen Glands in the Neck?
Swollen glands, or lymph nodes, in the neck can be worrisome. The cause usually is not serious, according to Medline Plus. Lymph glands are part of the immune system, and they most often swell in response to infection. A variety of disorders can cause swollen glands in the neck, and the symptom can occasionally signify a serious disorder.