Today’s National Allergy Map

Search, browse and select cities on our interactive allergy map to see allergy levels and pollen count forecasts.

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Low (0–2.4)
Low-Medium (2.5–4.8)
Medium (4.9–7.2)
Medium-High (7.3–9.6)
High (9.7–12)
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U.S. Ends $600M Moderna Bird Flu Vaccine Contract

THURSDAY, May 29, 2025 (HealthDay News) — The U.S. government has canceled a $600 million contract with Moderna to develop a vaccine for bird flu and other dangerous flu strains, raising concern among experts.

The deal, forged under the Biden administration, aimed to prepare for future flu pandemics by funding Moderna’s work on a fast-acting vaccine using mRNA technology, STAT News reported.

Moderna had already started a Phase 1/2 trial of its bird flu (H5N1) vaccine and reported strong early results. 

The company said nearly 98% of participants developed protective antibody levels three weeks after receiving two doses, STAT News added.

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