A year and a half after the third cesarean section to prepare for the fourth pregnancy may be relatively early, try to interval two years before considering the preparation for pregnancy, the pregnancy of the fourth child is more risky, it is generally not recommended to continue the pregnancy. Women who have had three cesarean sections are at higher risk of uterine rupture and bladder damage with another pregnancy, and it is generally not recommended to get pregnant again with a fourth child and have another cesarean section. After three cesarean sections to determine to get pregnant again, not too short an interval, try to have a gap of more than two years to consider, and before getting pregnant should also go to the hospital to do pre-pregnancy checkups, to understand the situation of women’s uterus to recover, and then based on the overall situation to determine whether the woman is suitable for another pregnancy. Two cesarean sections too short an interval of time to get pregnant again, with the increase in the number of weeks of pregnancy and the enlargement of the uterus, there will be a risk of uterine rupture and hemorrhage, and serious may jeopardize the life of the mother and child. Women are advised to go to regular hospitals for checkups, and if they have any questions, they are advised to consult a professional doctor for guidance.