How does coitus bleed after menstruation return a responsibility

In the case of bleeding in the same room after menstruation, first of all, it is likely that your menstrual blood is not discharged cleanly. Secondly, it is likely to be contact bleeding. If it is caused by menstrual blood is not discharged cleanly, do not worry. If it is contact bleeding, it is likely to be caused by cervicitis, pelvic inflammatory disease and other diseases, you need to seek medical treatment in time.