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Understanding Swollen Lymph Nodes: Causes and Treatment

What are lymph nodes and how do they function? Lymph nodes are small, bean-shaped structures that are part of the lymphatic system, which helps to maintain the body’s fluid balance and fight infection. They are found throughout the body, but are most concentrated in the neck, armpits, groin, chest, and abdomen. Lymph nodes filter lymphatic fluid as it flows through…