The Covid-19 pandemic killed off one strain of the flu, and that will change the next vaccines

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The Covid-19 pandemic killed off one strain of the flu, and that will change the next vaccines | CNN

https://www.cnn.com/2024/03/05/health/flu-vaccine-yamagata-strains/index.html?iid=cnn_buildContentRecirc_end_recirc

For 10 years, Americans have had access to flu shots that protect against four strains of the virus: two A strains and two B strains. Starting this fall, however, all the flu shots distributed in the United States will contain only three strains, and the change happened in part because of Covid-19.

The Covid-19 pandemic killed off one strain of the flu, and that will change the next vaccines | CNN