ST Alpha - "I’d noticed this year’s flu shot was trivalent (3 strains) instead of quadrivalent (4 strains) as it had been the last several years but didn’t know " (Reading a Post)

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I’d noticed this year’s flu shot was trivalent (3 strains) instead of quadrivalent (4 strains) as it had been the last several years but didn’t know

Posted by Tim (aka othertim) Oct 20 '24, 10:47

why. It turns out because of social distancing and masking as Covid precautions during the 2020-2021 flu season, we effectively eradicated a strain and it was decided it wasn’t necessary to include in the flu vaccine anymore.

https://www.npr.org/sections/shots-health-news/2024/10/17/nx-s1-5155104/flu-shot-vaccine-b-yamagata-extinct (www.npr.org)

Responses:

that's pretty cool -- nm - prayformojo Oct 20, 11:13
Chalk up another extinction for mankind! -- nm - Mop🧹 Oct 20, 10:48 1
- We got monkey pox now because we made small pox go extinct and stopped giving everyone the vax (which worked as well 4 mpox -- nm - zeitgeist Oct 20, 11:41

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I’d noticed this year’s flu shot was trivalent (3 strains) instead of quadrivalent (4 strains) as it had been the last several years but didn’t know

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