According to the analysis of modern medicine, this therapy firstly acts on the nervous system to strengthen the body’s defense function by means of nerve endings conduction. Secondly, it can act on the circulatory system to speed up the blood reflux, enhance circulation, accelerate the circulation of lymphatic fluid and promote metabolism. Clinically, swollen or obstructed lymph nodes in the neck require a clear etiology, and the common causes are inflammatory, infectious, and non-infectious. There are also tumors, reactive hyperplasia, cellular hyperplasia, and metabolic abnormalities, and further examination and treatment at the hospital are recommended.