At 37 weeks when the uterine wall thickness is the thinnest 1mm, if the amniotic fluid and fetal movement are good, you can stay at home to wait for delivery. If contractions occur, there will be a risk of uterine rupture, and it is recommended to be hospitalized immediately for observation. Late pregnancy due to the uterus continues to get bigger, the thickness of the uterine lining will gradually become thinner, the uterine wall thickness is generally 10 to 15mm, or even thinner. When the uterine wall thickness is the thinnest 1mm at 37 weeks of pregnancy, if the fetal movement and amniotic fluid are normal, you can wait for delivery at home. Due to the thin thickness of the uterine wall, when contractions occur there may be a precursor to uterine rupture or the risk of uterine rupture, it is important to appropriately reduce activities, avoid any stimulus that induces contractions, and immediately go to the hospital for observation in the event of contractions. The thinnest uterine wall thickness of 1mm at 37 weeks is recommended for regular labor and delivery checkups and treatment according to the doctor’s advice. Do not make unauthorized decisions, so as not to delay the best time for treatment and adverse consequences.