The low placenta is not useful for daytime work and nighttime sleep, and it may also affect the quality of sleep. The low placenta before 28 weeks of pregnancy may be the result of a small fetus, the placenta is relatively large and the uterine cavity is relatively small, the placenta does not have a place to grow up to the position of a relatively low. 28 weeks after the low placenta, it may be previously done to clear the uterus or abortion, the uterine environment is not good, the placenta in order to take in enough nutrients in order to bed close to the cervical opening of the position of the uterine cervix. The low placenta is not very useful when you sleep with your buttocks cushioned up, and you can’t lift the placenta through external factors, nor can you move its position. Sleeping with a pillow on your buttocks may also cause discomfort in the lower back and affect the quality of sleep. Pregnant women with low placenta should not be too tired during the day, and should pay more attention to bed rest in general, so as to avoid vaginal bleeding and triggering fetal miscarriage or preterm delivery. Placenta hypoplasia or placenta praevia is no artificial way to make it grow up, usually do a good job of pregnancy checkups, abnormalities in a timely manner.