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East Hampton, NY
A male asked:

Y does my 3 year old daughter foam out mouth when sleeping?

1 doctor answer1 doctor weighed in
Dr. Clarene Cress
Specializes in Pediatrics
Foam vs drool????: Most individiuals continue to produce saliva even while sleeping which keeps the mouth moist and is usually swallowed except if mouth breathing or if facial musculature is very relaxed while sleeping. Depending on the viscosity of the saliva, it could appear to be foamy.
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Last updated Jan 19, 2021


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