Efficacy Effectiveness Vaccine Efficacy Vaccine Effectiveness Eligibility COVID-19 Vaccine Immunization Public Health Recommendations Public Health Campaigns Recommendations Public Health Child Vaccination Vaccination Rates Preventive Medicine High-Dose Vaccine Influenza Vaccination H3N2 Vaccine Immunization Rates Seasonal Vaccination Public Awareness Pediatric Vaccination NHS Immunity Pediatric Health Covid-19 Vaccine Coverage Rates Flu Variants Seasonal Flu Seasonal Influenza Safety and Efficacy Preventive Measures Vaccination Status Administration Vaccine Uptake Availability Vaccine Safety Child Vaccination Rates Children's Health CDC Recommendations Campaign Effectiveness Pediatric Care Public Clinics Types of Vaccines Flu Strains Importance Eligibility Criteria Elderly Care 2026 Flu Season Sub-clade K Trivalent Vaccine Distribution Vulnerable Populations Campaigns
Health officials urge vaccination to blunt a renewed rise driven by H3N2 subclade K alongside increasing influenza B in children.
