Powassan virus
2 stories
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healthRare Powassan Virus Cases Hit Record High as Experts Warn of Rapid Transmission
US diagnoses of the rare but deadly tick-borne Powassan virus reached a historic peak in 2025, with experts warning its rapid transmission makes it uniquely dangerous.
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healthTick Bite ER Visits Hit Highest Level Since 2017 as Disease Risk Surges
CDC data shows tick bite ER visits at highest seasonal level in years, raising Lyme disease and other tick-borne illness concerns.