Leave your feedback Share Copy URL https://mypepack.gophersport.com/video/?vid=puPR8kXR177 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter How the Flu Shot Blocks Infection [PlcDiy8fkui] Health Updated on August 10, 2026 EDT — Published on August 10, 2026 EDT How the Flu Shot Blocks Infection dQbWB2tpjWZ CzrafUDxE7N 2pbK4fnJz4s jvFIL4FufBV 3scgEYuDxlT