Can you be pregnant after love before menstruation?

If it is eight days before menstruation, the same room is generally not pregnant. If the menstrual cycle is regular, the cycle is 28 to 30 days, then it is also a safe period within seven days before the end of menstruation. If the menstrual cycle is irregular, it is difficult to infer. Generally, according to the symptoms of ovulation, to monitor ovulation, ovulation vaginal secretions increased, water transparent bright, the course of pull silk, occurred in the menstrual cramps about fourteen days before, because the egg can survive in the body for one to two days. Therefore, sperm can survive in the body for two to three days, so in the first three days of ovulation and five days after the same room, to take contraceptive measures.