Lymphatic system, network of vessels and other tissues, including the tonsils, spleen, and thymus, that maintains fluid balance and fights infection. Extracellular fluid in the lymphatic system is known as lymph.
The lymphatic system moves excess fluid, called lymph, out of tissues and back through the body. You can support a healthy lymphatic system by drinking lots of water, eating nourishing food, and getting enough exercise.
The lymphatic system is a network of vessels and lymph nodes that carry fluid called lymph. The lymphatic system is part of your immune system, which helps defend against infection and cancer.