July 02, 2026
3 min read
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While still rare, CDC reports rise in deadly tickborne illness
Cases of the Powassan virus — a rare but potentially fatal tickborne disease that can cause swelling of the brain — are on the rise nationwide.The virus, for which there is no vaccine, hit an all-time high in 2025 with 76 U.S. cases, more than tripling the 24 cases from 4 years earlier, according to CDC data that date to 2004. From 2004-2025, the CDC has recorded 476 total cases, with
874 words~4 min read
