Air conditioning : During the summer many people notice a cough or headaches and sinus when sleeping in air conditioning. It could be allergies or many other things as well. If you have an air conditioner in your bedroom it might be the effect of humidity change.
Answered 2/6/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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