If you want to know when do babies start breathing through their mouth, you must consult the doctor for advice. In fact babies start breathing through their mouth, right from the time they are born.
If the baby would not be breathing properly then his skin would have paled or turned purple which indicates a lack of oxygen in the babies blood. If you notice your baby sleeping with mouth open and want to know when do babies start breathing through their mouth you can search the internet for the right answers.
It is important to know when do babies start breathing through their mouth as they could be many underlying reasons associated with it. Most often babies who have just started solids may be breathing through their mouth as the undigested food may be formed into mucus and this may obstruct the nasal cavity.
It helps to gain useful information like when do babies start breathing through their mouth and what can you do to make your baby breathe freely through his nose. It is advisable to use saline drops and a nasal pumps frequently, as the nasal passages will be cleared and the baby will be able to breathe through his nose.