What impact on the babies of pregnant women sleeping position?

An early stages of pregnancy (1 ~ 3 months)

At early stages of pregnancy the womb is still in the maternal pelvis. Due to the oppression directly from the external, or its own will not be heavy, so the mother's sleeping posture can be free, only if the position is comfortable, such as the supine position, lateral position. Tummy sleeping should be avoided.

Second trimester (4 to 7 months)

In this stage, pregnant women should pay attention for protection of the abdomen, to avoid the direct external forces. If the pregnant women have polyhydramnios, twin or multiple pregnancies, it is necessary to take lateral sleeping position. If the pregnant women feel the leg are so heavy, it is necessary to take supine position, can slightly raise the legs with soft pillow.

Three late pregnancy (8 ~ 10 months)

In late pregnancy, sleeping position is very important to the safety of fetus in the womb. It is better to take left supine. It can correct uterus dextral. It also can reduce the pressure of the uterus on the abdominal aorta, improve blood circulation, increase blood supply to the baby will help your baby's growth and development. It is suggested do not take supine during this period. Because the uterus would put a huge pressure on inferior vena cava, result in Rhodobryum roseum blood volume and cardiac output reduction, leading to low blood pressure. Pregnant women will feel dizziness, palpitation, nausea, suffocation and other symptoms, sometimes pale, limb weakness , a cold sweat and so on. If the above symptoms appeared, you should immediately take the left supine, blood pressure can gradually return to normal, the symptoms will disappear.