Normal vaginal discharge in women is white. If the vaginal discharge is abnormal, it is often manifested by abnormal color or shape of vaginal discharge, change in vaginal discharge in girls, yellow-green discharge from underwear often indicates possible vaginal infection. If the infection is trichomoniasis, the vaginal discharge is yellowish-green and foamy. If the infection is Candida, the vaginal discharge is often bean curd-like or lumpy and the vulva itching is more obvious. All these vaginitis can be treated according to the type of vaginitis by going to the hospital for a discharge test. You should wear loose clothes, take rest and avoid spicy and stimulating food.