Vulvar pain may be caused by the following reasons: first, localized pain caused by trauma. Secondly, when vulvar inflammation occurs, localized redness, swelling, heat, pain and other inflammatory reactions, actively given anti-inflammatory treatment, clinical symptoms will soon disappear. Thirdly, in the case of vulvar ulcers, the cause of vulvar ulcers is still unclear, as long as the active treatment, and do not eat hot and sour, stimulating food during the period of illness, and in the diet to strengthen the nutrition, increase the resistance, the ulcers phenomenon will soon be improved. Fourth, in the clinical cause of pain in the lower body is herpes simplex virus infection, caused by localized blisters when the blisters rupture, there will also be pain in the lower body, in the clinical cause of pain in the vulva is mainly caused by inflammation.