Health ❯ Diseases ❯ Infectious Diseases ❯ Influenza

H3N2 Subclade K

Drifted H3N2 Subclade K Drives Early Flu Surge as New York ER Visits Hit Decade High

Despite reduced protection against infection, this season’s flu shots still lower the risk of severe illness.

H3N2 ‘K’ Flu Surges as Central Florida Warns of Tridemic Risk for Disney Travelers

Early UK Flu Surge Driven by Drifted H3N2 Variant Prompts Urgent Vaccine Push