Children often fall asleep after the performance of snoring, because of childhood nasal cavity is relatively short, narrow nasal passages, nasal mucosa tender blood vessels, so a variety of adverse factors affecting the nasal mucosa caused by swelling, the formation of blockage, when the child sleeps will be prone to snoring performance. Some babies like to sleep on their backs, so that the root of the tongue falls back, resulting in narrowing of the pharyngeal cavity, it is also easy to snore, sleeping position into a side position can be effectively relieved. Life we often see too obese children, there will be the phenomenon of snoring, is because the oropharyngeal fat is thicker, fat accumulation will cause the airway becomes narrow, thus snoring. Some children sleep on a pillow that is too high, resulting in an unobstructed airway, which can also cause the baby to snore. Pathological causes of snoring is common in childhood adenoid hypertrophy and tonsillar hypertrophy, both of which can cause children to snore, enlarged tonsils, adenoids block the posterior nostrils and oropharynx, can cause the gas is not fluent and caused by snoring, nighttime sleep snoring at the same time also accompanied by open-mouthed breathing, the serious can be manifested in the adenoid face. Children snoring is relatively common, if it is caused by adenoids or enlarged tonsils, must be actively treated.