Nasal stuffiness: If you are having some nasal stuffiness - related to allergies/a cold or sinus infection - you will breathe with your mouth open ... That may be what is happening.
Answered 1/28/2016
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3 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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