Mucus: Postnasal dripping of mucus is often due to excessive dryness in your home or workplace as nature tries to moisten your nasal membranes for you. Excessive dryness can be caused by heating or air conditioning. Postnasal drip can be caused by a sinus infection but in this case the mucus is yellow or greenish. If your mucus is thickened, take medication to loosen it. Your pharmacist can advise you
Answered 9/5/2016
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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
A doctor has provided 1 answer
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