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Hay fever triggers include grass, flower pollens, animal fur, dust mite, chemical fumes, microorganisms or some foods. Hay fever is a common condition that shows signs and symptoms similar to a cold.

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10y ago
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15y ago

Hay Fever is an allergic reaction to an allergen. In the case of Hay Fever, specifically a pollen. It's an auto immune condition and not related to a microbe.

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Q: What microbe causes hay fever?
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