Physiological period that is, menstruation, the first day of menstruation is not recommended to cohabit, and menstruation are not recommended to cohabit, may be increasing the risk of infection.
Menstrual blood is a good culture base for bacteria, menstruation coitus is easy to create a bacterial retrograde infection, increasing the incidence of female gynecological diseases, including vaginitis, cervicitis, endometritis, pelvic inflammatory disease risk.
At the same time, menstrual intercourse may also induce contractions, causing an increase in pressure in the uterine cavity, which leads to retrograde flow of menstrual blood. If the menstrual blood enters the pelvic cavity and plants on the pelvic peritoneum or ovarian surface, it is likely to lead to the occurrence of endometriosis, which can lead to dysmenorrhea, menstrual disorders, infertility and other problems.
It is not recommended to have intercourse on the first day of the physiological period, but after the menstrual period is cleared, if there are uncomfortable symptoms after intercourse during this period, it is recommended to consult a doctor in time for a clear diagnosis and early treatment.