The appearance of discharge generally refers to the appearance of vaginal discharge in women. It is normal for a woman to have vaginal discharge without any special discomfort, but if it is accompanied by a large amount of discharge or has an abnormal odor, then it is mostly considered to be bacterial vaginitis, cervicitis and other diseases. 1. Physiological phenomenon: female vaginal discharge, usually leukorrhea. Leukorrhea is caused by estrogen stimulating the secretion of uterine glands in the female body. It is mostly transparent in color and has no special smell. If a woman has no special symptoms, it is a normal physiological phenomenon, no need to worry. 2. Bacterial vaginitis: When pathogens enter the vagina due to personal hygiene or other reasons, they can cause bacterial vaginitis. Such patients, there will be an increase in vaginal discharge, the color is grayish-white, can be accompanied by fishy smell. 3. Cervicitis: Cervicitis can also cause an increase in vaginal discharge, the color of the discharge is yellowish, gray. Some cervicitis patients, in addition to the above symptoms, there will be vulvar itching, burning, pain during sexual intercourse, lumbar and abdominal pain and other uncomfortable symptoms. Female vaginal discharge is normal or not, need to be analyzed according to the color, traits and other aspects, if there are abnormalities, it is recommended to consult a doctor in time to avoid delaying the condition. In daily life, pay attention to personal hygiene, avoid unclean sex.