Questions tagged [facemasks]
The facemasks tag has no usage guidance.
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Are there medical reasons for not being able to wear a surgical mask?
In countries with a mask mandate due to high COVID-19 incidences there is often some side rule in effect where you can get a medical certificate if you have some medical condition that would ...
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votes
0answers
156 views
Do cloth facemasks help prevent the spread of COVID-19 to healthy members of the public?
One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. I trust we can agree that this is notable without requiring specific ...
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Do surgical masks help prevent the spread of COVID-19 from infected members of the public?
One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19.
Here are some specific examples:
Australian Department of Health (...
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2answers
635 views
When the WHO/CDC/NIH recommended wearing cloth masks, did they cite any scientific paper supporting their effectiveness?
Background
The Association of American Physicians and Surgeons asserts that cloth masks are not a way to meaningfully protect someone against COVID-19 nor against source-control. According to their ...
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Do facemasks cause CO2 poisoning?
I came across this video on BitChute purporting to test the CO2 levels of what appears to be a KN95 (a Non-NIOSH Approved Respirator) whilst the mask is in use.
The video shows a device displaying CO2 ...
