The menstrual cycle is 35 days long and ovulation occurs about 14 days before the next menstrual period, 5 days before and 4 days after ovulation.
A woman with a 35-day menstrual cycle that is relatively stable usually ovulates about 14 days before the next menstrual period, 5 days before and 4 days after the ovulation date, during which a normal egg may be discharged during the 10-day period.
Women who want to prepare for pregnancy should accurately calculate the ovulation period, have sex during the ovulation period, can enhance the probability of successful pregnancy, if you do not want to get pregnant, you should do a good job of contraceptive measures during sex, to prevent unintended pregnancy.
If you have sex during the ovulation period and your period is delayed for more than 7 days and you still haven’t come, you may be pregnant, so it is recommended that you consult a doctor as soon as possible to confirm the diagnosis.