The baby sleeps with the nipple is harmful, will affect the mother and baby’s sleep quality, can lead to indigestion, breathing problems. 1. Affect the quality of sleep: the baby sleeps with the nipple, will affect the mother’s quality of sleep, the mother in the sleep of the body will affect the baby’s sleep, in order to the mother and the baby’s normal sleep, do not let the child sleep with the nipple. 2. lead to indigestion: the baby sleeps with the nipple may swallow into the air, air into the stomach will cause stomach bloating, indigestion and other conditions, sleep with the nipple too much milk is also easy to overflow. 3. lead to poor breathing: baby sleeping with nipple will affect the normal breathing, sleeping with nipple may suffocate the child to wake up, may also lead to milk choking to the trachea. The baby sleeps with the nipple is a bad habit, need to be corrected in time to avoid adverse consequences.