Straight from CDC's season page, updated Sept. 29: every strain in this year's shot is new, including one for the H3N2 subclade K that spread widely last season.
“All three virus components of 2026-2027 U.S. seasonal flu vaccines were updated compared to those used for 2025-2026 U.S. seasonal flu vaccines.”
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Supply shouldn't be the problem this year.
“Manufacturers project they will produce as many as 135 million doses of flu vaccine for the United States market for the 2026-2027 season.”
2026-2027 Flu Seasoncdc.govFive deaths in Pennsylvania, two on the CDC dashboard. Neither number is made up. They answer different questions, and almost nobody is saying which.
The seal's own people say at 1:17 that half of what they check “isn't something that you can see from looking at the package.” The ingredient screen I can hold up against a label. The processing part I'd be taking on trust, for food the segment says costs two to three times as much, so before our department put a seal like this in anything we hand out, I'd want to read how that audit works.
