Level 1: Is ovulation necessary for pregnancy? Ovulation is when a mature egg in a woman\’s ovary is released from the ovary and enters the fallopian tube, waiting to be fertilized. It is generally believed that a woman can become pregnant only during ovulation. Therefore, many people believe that if you don\’t ovulate, you can\’t get pregnant. But in reality, not all pregnancies require ovulation. First, in some cases, a woman can become pregnant even when she is not ovulating. , having sex within a few days after menstruation ends, even though the woman has not yet entered her next cycle