Darkening of the leukorrhea, if it occurs in the middle of the menstrual period, may be a general physiological bleeding. The first consideration should be ovulatory bleeding and mid-menstrual bleeding, which refers to a small amount of bleeding between two normal menstrual periods and may be accompanied by varying degrees of small abdominal pain. If there is darkening of the leucorrhea for a long time, it should be considered pathological leucorrhea bleeding, which may be vaginitis, cervical erosion, cervical polyps, endometrial lesions, tumors, etc. If there are abnormalities such as black leucorrhea, abnormal leucorrhea, rice soup-like, etc., it is likely to be caused by gynecological inflammation. It is recommended to go to the hospital for a good examination in time to exclude gynecological infectious diseases such as vaginitis, gynecological adnexitis, pelvic inflammatory disease and endometritis. The woman must also pay attention to the changes in the leucorrhea in life, do not be careless, ignore reproductive health, there is a leucorrhea black women usually pay attention to hygiene, change underwear, keep private clean, during the treatment, prohibit sexual intercourse, in the diet also do not eat spicy and stimulating food.