Prove it with an actual certifiable non nutbag link, please. Please see below for non nutbag linksThe science says masks had no impact

Still Confused About Masks? Here’s the Science Behind How Face Masks Prevent Coronavirus
We talked to UCSF epidemiologist George Rutherford, MD, and infectious disease specialist Peter Chin-Hong, MD, about the CDC’s reversal on mask-wearing, the current science on how masks work, and what to consider when choosing a mask.

Can face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.

COVID-19 ARCHIVED WEBPAGE
This historical page is not up to date. Find the latest on COVID-19.

Does Wearing a Mask Prevent the Flu?
Learn when masks can help and what other hygiene measures to take for prevention.


Face Masks FAQs
The most recent recommendations related to prevention against the spread of COVID-19 include wearing cloth masks as an added measure of protection, particularly in areas of significant transmission.
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