The reason why the vulva is painful is often due to the following reasons: 1. Localized injuries, such as injuries to the vulvar mucosa and skin can lead to pain, often due to rough sex, which causes small localized fissures, or due to trauma. 2. The most common reason is due to inflammation of the vulva, such as vestibular adenitis and boils on the vulva, which can cause localized pain on the vulva. In addition, if due to inflammation of the vagina, the stimulation of secretion can also cause localized redness, swelling, heat and pain of the vulva. Therefore, for vulvar pain, it is necessary to do a detailed examination to find out whether there is any localized damage and give timely treatment. If there is inflammation, it is recommended to treat the inflammation clinically, you can vaginal plugs, you can also use medicated water for cleaning, keep the local clean, so that the inflammation is absorbed as soon as possible.