A woman is pregnant for 10 months. It is not 10 months on the top of the calendar, but from the first day of the last menstrual period, every 7 days belongs to a week, a month is 4 weeks, and 10 months are 40 weeks in total. Since everyone’s body condition is different, the time to have a baby varies from person to person. Some women have irregular menstrual cycles, so there is an error when judging the time to get pregnant. It is more common for the fetus to be mature and ready to meet the mother at 7 months of development. The difference between a baby born at 9 months and a baby born at 10 months is not very big, the birth time will be more than 10 months and it is normal that the baby will be born after the due date. It is possible that the baby is not ready to come into the world and there is always the possibility of birth, try to be prepared for the birth of the baby.