This article explains about lymph node diseases. The author gives brief definition about lymph nodes that affects swollen glands, then he explains about lymph nodes and lymph system, then he explains some common areas that affects by lymph nodes, then author gives a brief explanation about the causes swollen lymph nodes and then he explains about parts which are include in the infection of swollen lymph nodes. Then he explains what are the cares should be taken by home for infected person, then he explains about the symptoms to know about lymph nodes diseases and when to contact a medical professional for the treatment of lymph node, then he gave some medical history questions that general asked by doctors about lymph node diseases. Then he tells some of the diagnostic test that should be performed to confirm whether the symptoms for lymph node diseases or not. For more information about lymph nodes.