A member asked:

Which microbe causes hay fever?

7 doctors weighed in across 3 answers

Pollen: Pollen are microscopic "seeds" essentially, that help plants expand and grow in new areas. They are designed to float in the air and travel to these new areas. When inhaled, the pollen can can cause typical allergy symptoms.

Answered 1/29/2015

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Dr. Brian Novick answered

Specializes in Allergy and Immunology

None: It is due to an allergic person inhaling pollen and sometimes mold spores..Causing nasal congestion sneezing etc.

Answered 10/23/2017

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Dr. answered

None: Hay fever is not an infection, its an allergy to pollens . Microbes don't cause hay fever . http://patient.info/health/hay-fever-leaflet

Answered 10/4/2016

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