[SeekAndFind]

RE: Why has the CDC redefined H1N1 into just another variety of annual flu?

I was not aware that they did that. Can you provide a link for this?

[a fool in paradise]

https://www.cdc.gov/h1n1flu/masks.htm

Content on this page was developed during the 2009-2010 H1N1 pandemic and has not been updated.

The H1N1 virus that caused that pandemic is now a regular human flu virus and continues to circulate seasonally worldwide...

[a fool in paradise]

They also stopped counting H1N1 deaths in 2009 and by 2010 were only relying on models (same with WHO).

https://www.reuters.com/article/us-flu-usa/swine-flu-has-killed-up-to-17000-in-u-s-report-idUSN1223579720100212

Swine flu has killed up to 17,000 in U.S.: report
HEALTH NEWS FEBRUARY 12, 2010 / 11:18 AM / 10 YEARS AGO

H1N1 swine flu has killed as many as 17,000 Americans, including 1,800 children, the U.S. Centers for Disease Control and Prevention reported on Friday...

ACCURATE ESTIMATES
The CDC and the World Health Organization stopped trying to count all the actual cases months ago, once it became clear that H1N1 was a pandemic that would infect millions...