It is not okay to have intercourse once in a while during physiological period, and intercourse during physiological period may induce uterine infection, irregular menstruation and infertility. The first thing that you should do is to make sure that you have the right amount of money to pay for the services you need. The cervix is in an open state during physiological period, the body’s immunity is low, at this time, coitus is easy to induce the uterine cavity to appear infected, will increase the chance of cervicitis, endometritis, pelvic inflammation. In addition, the physiological period of coitus also has an impact on menstruation, women will have a prolonged period of menstruation, menstruation increased menstrual disorders such as performance, some women may be serious infertility. Occasional coitus during physiological period may be harmful to the organism, so physiological period is not allowed to coitus. It is recommended that women can have intercourse 2~3 days after the end of menstruation, and the genitals need to be cleaned before intercourse to prevent uterine infection. In addition, if you have abdominal pain, increased menstrual flow, prolonged menstruation and other manifestations after intercourse during the physiological period, you need to consult a doctor for treatment, and the doctor will deal with the cause of the disease.