Congestion: It is common for people with allergies to have nasal congestion that would make it hard to breathe through your nose. Difficulty breathing can also occur with asthma due to swelling and constriction of the airways in the lungs.
Answered 7/15/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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