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Vaccination

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CDC Issues Level 2 Travel Health Notice for Seychelles Over Chikungunya Outbreak

Health officials now emphasize vaccination for higher‑risk visitors following a rise in local cases since January.

Influenza B Drives Late-Winter Flu Rebound in the U.S.

UKHSA Warns Parents to Watch for Croup in Young Children as Winter Risk Persists

Argentina Confirms H3N2 Subclade K in More Provinces as National Tally Reaches 15

Flu Hospitalizations Stay High Across U.S. as H3N2 Subclade K Drives Season

Brazil Arbovirus Update: Dengue Plunges in Bahia and Paraíba as Amazonas Flags Chikungunya Surge

Adenovirus Adds to UK Winter Illness Wave, With Modest Positivity in Surveillance

New York Sets Record for Weekly Flu Cases as Hospitalizations Climb

Neuquén Confirms Two H3N2 ‘K’ Flu Cases, Bringing Argentina’s Total to Five

France Confirms Two Imported MERS Cases as WHO Counts 19 Worldwide in 2025

Catalonia Extends Mask Rule in Hospitals and Care Homes by 15 Days as Flu Wave Persists

UK Pharmacist Warns Against Double-Dosing Paracetamol in Cold and Flu Remedies

Norovirus Activity Climbs Nationwide as LA County Wastewater Signals Surge

Variant K Drives Early, Intense European Flu Wave as UK Hospitalizations Soar

Japanese Encephalitis Virus Found in Horsham Mosquitoes Triggers Health Response

Italy’s Flu Season Starts Weeks Early as Infections Mount and Positivity Jumps

U.S. Whooping Cough Cases Top 25,000 in 2025 as Kentucky Confirms Third Infant Death

Equine Herpes Outbreak Linked to Texas Events Grows Across States as Texas Confirms 17 Cases and 2 Deaths

Washington State Resident Dies in World’s First Human H5N5 Bird Flu Case

Washington Confirms First Human H5N5 Bird Flu Case Worldwide Has Died