Sexual excitement can cause blood congestion in the pelvis and other reproductive organs, which is a normal physiological reaction. In addition, the cervix is easily compressed or bruised during sex, which can also lead to an increase in the permeability of local blood vessels, resulting in symptoms of congestion. Clinical cervical congestion, edema, mostly in the vagina, cervical inflammation, often accompanied by lumbar pain, abdominal pain, abnormal leukorrhea. In addition, the female body hormone level changes with the menstrual cycle, estrogen level increases, the cervical canal columnar epithelium displacement to the cervical vaginal part, can also be seen congestive vesicular surface. Gynecological examination in the early stages of pregnancy can also be seen in the cervix congestive manifestations.