When the baby sleeps, there is no such thing as a correct posture, for the baby, no matter which sleeping position such as side lying, supine or prone, is a reasonable sleeping position, but do not keep a position for a long time. If the baby for a long time to adopt the sleeping position of supine, side lying, it is best to help the baby in time to properly adjust the direction of the supine position, left lateral position, right lateral position as much as possible to alternate, is conducive to the baby’s head molding, can make the baby’s head is more round, the head shape is more beautiful. Sleeping on his back will also give the baby a sense of security, a short period of time lying on his back to sleep is possible, but parents should be on the side of the supervision, so as to avoid the baby’s mouth and nose cover the risk of suffocation. For the baby’s sleeping position, no matter which sleeping position in fact can be, but do not keep a position for a long time, to avoid the child suffocation and other risks can be.