A woman needs to have the following conditions in order to have a baby: first, have normal regular menstruation and have open fallopian tubes. There is normal ovulation, and there is no immune infertility and normal endocrine conditions before pregnancy is possible. Secondly, it is necessary to have a normal sex life, the male partner’s semen is normal, and have intercourse during ovulation, in order to be able to get pregnant and have a baby. After pregnancy, the fetus will be nurtured in the uterus so that it can grow and develop gradually, and when it reaches full term, there will be regular pain in the lower abdomen and the opening of the uterus will gradually open up in order to deliver the fetus, or in clinical delivery by cesarean section, so that the child can be born.