Five-month-old baby likes to sleep on his back.

More than five months the baby likes to sleep on his back, common reasons include psychological needs, nasal congestion, indigestion and so on.
1. psychological needs: the baby in the mother’s stomach is curled up position, in order to obtain a sense of security, the baby will subconsciously look for the most solid position to make themselves feel, so sleep on their backs will allow him to have a kind of relaxation back in the mother’s womb.
2. Nasal congestion: the baby’s nasal structure is not yet well developed, when there is cold air, odor gas and other factors stimulate, the baby’s nasal mucosa will be congested and swollen, and secretion of a lot of snot, resulting in the baby’s nasal congestion, breathing is not smooth, and sleep on the stomach to help the nasopharyngeal airway to become larger, can relieve breathing.
3. indigestion: cold or poor diet when the baby will appear bloating, abdominal pain and other discomforts, sleeping on the stomach position will make the baby feel more comfortable.
More than five months the baby likes to sleep on his back, there may be other reasons, it is recommended to the hospital in a timely manner to carry out relevant examinations to clarify the cause of the disease and then actively treat the symptoms.