Leave your feedback Share Copy URL https://gographicsoutput.com/video/8mUjmLpX5Ze.html Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter How the Flu Shot Blocks Infection [xXKzNTnlTfk] Health Updated on August 07, 2026 EDT — Published on August 07, 2026 EDT How the Flu Shot Blocks Infection YvVBgT5KT91 F40w5wkPmjt RlLfwi7mwkl xK4CvrfhsLf