A member asked:

Does the night air affect a cold?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

It can: Blood vessels in the nose help to warm air from the outside (colder temperature) prior to it traveling to the lungs. The blood vessels in the nose can dilate as they bring warm blood to the surface tissues in the nose. This can increase nasal congestion.

Answered 4/13/2015

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