Usually, after a normal menstrual period, vaginal bleeding will not occur again after a few days of cleanliness, if it occurs, consider the following reasons: 1. 2. cervical redundancy, some women may have redundancy due to inflammatory stimulation, cervical redundancy may have bleeding, mostly bright red, it is best to go to the clinic for gynecological examination to confirm the diagnosis. 3. endocrine disorders, women of age repeatedly have irregular non-menstrual vaginal bleeding, after excluding the possibility of pregnancy, it is recommended to further check the ultrasound and sex hormone secretion level. It is recommended to check ultrasound and sex hormone secretion level.