The week after the menstrual period is not easy to get pregnant, and the menstrual cycle regulation is closely related to the following: 1, easy to get pregnant: usually the menstrual cycle is more regular, the menstrual cycle is 28-30 days, the menstrual period lasts a week clean, the week after the menstrual period is exactly in the ovulation period, this time is easier to get pregnant. If you are planning to get pregnant, the chance of getting pregnant is higher if you have intercourse at this time. If you are not planning to get pregnant, you must take practical and effective contraceptive measures to avoid unwanted pregnancy. 2, not easy to get pregnant: easy to get pregnant, mainly related to the length of the menstrual cycle. If the usual menstrual cycle is irregular, menstruation is often delayed, ovulation time may also be delayed, the week after the menstruation may not be ovulation, this time intercourse, the chances of pregnancy is relatively small.