The correct sleeping position for infants can be on their backs, moderately on their sides or prone for short periods of time. 1. Supine: Supine is the best sleeping position for infants. This is because the child’s whole body is most relaxed when lying on his or her back. If the child has milk spillage, the head can be tilted to the side so that the milk can flow out of the mouth during the spillage to avoid choking and coughing. 2. Moderate side lying: Side lying position needs to be moderate, if excessive side lying is easy to cause the child to turn over, especially within two or three months of the small baby turn over may be suffocated. Generally, this kind of sleeping position is suitable for children who are used to lying on their sides or children who have vomited or spilled milk more seriously. 3. short time prone: before the child is three months is a certain risk, need to be watched by parents, generally used for the child red buttocks need to dry the buttocks, or the child itself has serious intestinal flatulence, intestinal spasm, intestinal colic, a short period of time to use, do not recommend long-term prone. The sleeping position of the child needs to be adjusted in time according to the child’s age and the state at that time, if necessary, please consult a professional pediatrician.