Lymph nodes are a part of the lymphatic system, which is a component of the body’s immune system. The connection between diabetes and swollen lymph nodes is, in part, that diabetics are prone to infection and swollen lymph nodes are a sign of infection. There are several groups of lymph nodes within the body. The lymph nodes in the neck, under the chin, in the arm pits, and in the groin are the most likely to swell.

Lymph nodes are small clusters of cells that are surrounded by a capsule. Ducts go into them and out of them. The cells in lymph nodes produce antibodies which bind to foreign substances and macrophages which digest debris. They are basically the cleaner cells of the body (eMedicineHealth.com, 2012).

Hypothyroidism is connected with both diabetes and swollen lymph nodes, which serves as a connection as well. Aside…