The sleeping position of pregnant women is generally comfortable, and adjusted according to the time of pregnancy, the early stage usually do not need to deliberately adjust, and in the middle and late stages, usually take the left side to sleep. When pregnant women in the early stages of pregnancy, because the fetus is still relatively small, the lower abdomen will not appear obvious bulging phenomenon, generally do not need to pay too much attention to the sleeping position. But try not to sleep on your stomach, you can choose a comfortable way, such as lying flat or lying on the side. When pregnant women in the middle and late pregnancy, when the fetus will be relatively large, the lower abdomen will also appear obvious bulging phenomenon, and this stage of the pregnant woman’s uterus is usually in the right state, in order to avoid pressure on the inferior vena cava, it is recommended to try to keep the left side of the habit of sleeping. To summarize, the sleeping position of pregnant women needs to be determined according to the specific situation, it is recommended that patients go to consult a professional doctor and choose the appropriate sleeping position according to their own situation.