As a expectant mother, the correct sleeping posture has close relationship with baby's health.Usually, it does not suggest to sleep supinely or sleep on right side, and the most reasonable posture is to lie on the left side, especially after 6-month pregnancy.
If you sleep supinely, the growing uterus will give pressure on abdominal aorta,which reduce the blood flow obviously. Also, it have pressure on lower limb venous and ureteral. These are all harmful to mom and baby.
It is not good for baby's growing if you sleep on right side, because uterus usually rotate towards right on some degree after pregant. So if you sleep on right side for a long time, it will pull the blood vessels of uterus and thus affect the blood supply to baby.
Remeber to get into the habit of sleeping on your left side in cosidering of health.
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