The Cochrane systematic review, which has evaluated masking first against influenza and then COVID since 2006, posed a problem for the federal government’s ongoing pro-mask guidance, but so does an increasing body of research that questions whether sustained mask use is benign.
Then-CDC Director Rochelle Walensky told Congress the Cochrane study was suspect because it relied on randomized controlled trials rather than the observational evidence the CDC favors, but she also inaccurately claimed Cochrane had "retracted" it. The House Appropriations Committee later fixed the hearing record at the authors' request.
Fat Boomer Junk Science is the Fauci and Gates standard.
Natural immunity is free, so it doesn’t work folks.
Influenza was cured in 2020 folks.