2023-24 CDC VISION Network: Influenza Vaccine Efficacy 41% (95% CI 34–47) and 40% Hospitalized were Vaccinated With influenza cases surging, it looks like another poorly effective vaccine for 2024-2025. Last year protection against serious disease was disappointing. With little protection, any side effect from vaccination, no matter how rare, would be unacceptable. https://cdc.gov/flu-vaccines-work/php/effectiveness-studies/2023-2024.html @P_McCulloughMD