U.S. Faces Intensified Allergy Season Due to Climate Factors
U.S. Faces Intensified Allergy Season Due to Climate Factors
US · Published Mar 28, 2026
The U.S. faces a severe allergy season due to climate change, with warmer temperatures and air pollution increasing pollen potency.
CDC data shows 1 in 4 adults and 1 in 5 children suffer from seasonal allergies, with many finding medications less effective.
Warmer temperatures have extended the pollen season by up to 27 days, exacerbating allergy symptoms for millions.
Climate change intensifies allergy season in U.S
The United States is experiencing an intensified allergy season, primarily due to the effects of climate change. Warmer temperatures and increased air pollutants are leading to more potent pollen and a longer pollen season, which exacerbates allergic reactions across the country. According to Dr. Stephanie Mawhirt from NYU Langone, these conditions are prolonging the pollen season and intensifying its impact on allergy sufferers. Data from the Centers for Disease Control and Prevention (CDC) indicates that approximately 25% of adults and 20% of children in the U.S. experience seasonal allergies, with many finding their standard medications less effective.
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