What are the causes of bleeding the next day after the same room?

The bleeding on the second day after cohabitation may be related to menstrual cramps, ovulation physiological bleeding, etc., and may also be related to gynecological diseases such as cervicitis, cervical polyps, cervical cancer, etc. It is recommended to go to the hospital for gynecological examination, leucorrhea test, color Doppler ultrasound and other examinations to make a clear diagnosis and take targeted treatment measures.