Subclade K: What is this new flu strain experts are worried about

A new flu variant, 'subclade K' of H3N2, is driving a surge in cases globally, prompting concerns during the holiday season. Despite potential reduced vaccine effectiveness, health officials urge vaccination as the best defense against severe illness and hospitalization. With the holiday season here and vaccination rates lagging, the new strain is raising concern.

Subclade K: What is this new flu strain experts are worried about
A new flu variant, 'subclade K' of H3N2, is driving a surge in cases globally, prompting concerns during the holiday season. Despite potential reduced vaccine effectiveness, health officials urge vaccination as the best defense against severe illness and hospitalization. With the holiday season here and vaccination rates lagging, the new strain is raising concern.