encephalitis
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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healthMMR Vaccine Remains Critical Amid Measles Resurgence
New research confirms the MMR vaccine is the only effective defense against measles, which causes long-term immune damage and deadly complications, especially in unvaccinated populations.