Ragweed Allergy Season 2025. Ragweed (ambrosia artemisiifolia) is a highly allergenic plant whose pollen causes hay fever in sensitized people and can lead to asthma. There is little we can do about the weather, but preparing for ragweed.


Ragweed Allergy Season 2025

Individuals also commonly experience itchiness in the eyes, nose, and throat. Up to one billion pollen grains can be released by a single ragweed plant, making it impossible to escape exposure.

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