..... is an allergy condition that affects most people in the springtime when pollen and other allergens are present.

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..... is an allergy condition that affects most people in the springtime when pollen and other allergens are present. (*) Horsefly (*) Hay dust (*) Harvest (*) Hay fever

This is a companion discussion topic for the original entry at https://english.best/questions/22350,___-is-an-allergy-condition-that-affects-most-people-in-the-springtime-when-pollen-and-other-allergens-are-present/