What's with the vulva burning?

Vulva shows burning feeling may be caused by the following reasons: first, vulva local show allergy, such as sanitary napkin allergy or is coated with a certain drug allergy, will cause local show burning feeling, and accompanied by local redness, but also show severe itching. Second, the reason may be caused by friction during sexual life. This situation is more common in premature ovarian failure or menopausal women, often because of ovarian function decline caused by vaginal secretions significantly reduced, so sexual life when friction will cause the vagina to show a burning feeling. Third, may be caused by vaginal inflammation, such as when the vagina has pathogenic bacteria infection, will cause vulvovaginal mucosa tissue congestion, edema, showing red, swollen, hot, painful, so it is recommended to actively do leucorrhea routine laboratory examination.