The process of union of sperm and egg is called fertilization or conception, and conception is the beginning of pregnancy. Pregnancy is a natural process, as long as both men and women have a normal sex life and there are no organic lesions in the reproductive system, no contraceptive measures are used during sex, and the male semen can enter the female uterus, pregnancy is possible. At the same time should do the following: 1, master the ovulation period: generally women around the day of ovulation, the chances of pregnancy increased. For women who usually have normal periods, the first day of the next menstrual period is 14 days backwards for the day of ovulation, and sex before and after the day of ovulation can improve the chances of pregnancy; 2, the correct sexual position: if you are ready to get pregnant, you can take a male on female position in sexual intercourse, afterwards you can put the woman’s buttocks with a pillow and keep it for about 1 hour. This method can effectively liquefy the semen stored in the vaginal fornix of the woman, improve the sperm activity rate, can also help women with a posterior uterus to improve the conception rate; 3, adjust the mindset: couples should be completely relaxed during sex, focus, excluding irrelevant ideas and other things that interfere; 4, quit smoking and alcohol: nicotine in tobacco and alcohol in alcohol can harm the health of sperm and eggs, greatly reducing the chances of conception. The chances of conception are greatly reduced. Therefore, you should stay away from tobacco and alcohol during the preparation period, preferably within three months to six months before conception; 5, rich diet and nutrition: during the preparation period, both spouses should pay attention to a varied diet and increase nutrition. Usually you can eat more food containing protein and calcium, and more fresh fruits and vegetables.