Health ❯ Epidemiology

Flu Season

Hospitalization Rates Flu Cases Statistics Trends Flu Statistics Hospitalizations Outbreaks Virus Variants Vaccination Rates Healthcare Impact Disease Spread Demographics Seasonal Flu Trends Flu Trends Case Statistics Flu Variants Impact on Society Flu Activity Virus Mutations Flu Deaths Geographical Spread Virus Mutation Influenza Variants Infection Rates Virus Strains Strains Symptoms Projections Surveillance Reports Mortality Rates Health Statistics Public Health Response Vaccine Mismatch Flu Strains Southern Hemisphere Illness Statistics Severity Predictions Flu Activity Levels Global Health Flu Cases Statistics Surveillance Data Hospital Admissions Impact of Vaccination

Flu Surges to 25-Year High as H3N2 ‘Subclade K’ Drives U.S. Wave

Early evidence suggests this season’s vaccine still offers meaningful protection against the drifted strain.

U.S. Pediatric Flu Deaths Rise to Nine as H3N2 Surge Strains Hospitals

New H3N2 ‘Subclade K’ Drives Early U.S. Flu Surge as New York Sets Weekly Case Record

Drifted H3N2 ‘Subclade K’ Spreads to U.S. as Early Flu Wave Builds

Mutated H3N2 Strain Spurs Early Flu Rise as UK Admissions Climb and California, Chicago Flag Increases

Drifted H3N2 ‘Subclade K’ Drives Early U.S. Flu Uptick Before Holidays

New H3N2 Variant Emerges as Canada’s Flu Season Starts and U.S. Activity Remains Low

Flu-Linked Acute Necrotizing Encephalopathy Surges in U.S. Children