'Super Flu' Subclade K Spreads Rapidly Ahead of Christmas: What You Need to Know

Explainers
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News18•20-12-2025, 13:14
'Super Flu' Subclade K Spreads Rapidly Ahead of Christmas: What You Need to Know
- •A new "super flu" variant, Subclade K (Influenza A H3N2), is rapidly spreading across North America and Europe, raising concerns before Christmas.
- •This genetically distinct offshoot is more infectious than typical flu strains, leading to significant surges in cases in regions like NYC, UK, and Japan.
- •Symptoms include high fever, cough, body aches; vulnerable groups are young children, seniors, and those with chronic conditions.
- •Experts like Dr. Scott Roberts and Lawrence Young confirm its increased infectivity but caution against "exaggeration" of the "super flu" moniker.
- •Prevention includes frequent handwashing, staying home when sick, masking, and ensuring good ventilation, as current vaccines may be less effective.
Why It Matters: 'Super Flu' Subclade K is a highly infectious H3N2 variant spreading globally; take precautions.
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