Questions tagged [facemasks]
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Does this article present an accurate summary of the (in)effectiveness of masks at preventing Covid-19 transmission? [closed]
I realize the question of effectiveness of masks in preventing Covid has already been asked here several times, but no recent one seems to have a conclusive answer. This article from JustFacts (I know ...
Did Dr. Fauci say that face masks don't work against COVID-19?
For a while, I've been a bit bothered by claims that Dr. Anthony Fauci, Chief Medical Advisor to the US President, explicitly claimed that face masks don't work to stop the spread of COVID-19. For ...
Does wearing a face mask cause intermittent hypoxia?
There's a study that concluded that wearing face masks for extended periods of time (8h-10h) causes a hypoxia: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8152240/ COVID-19 virus has caused the ...
Did Wild West outlaws regularly wear face masks?
An article ("Westerners used to wear masks" by Andrew Gulliford, June 13, 2020) in The Journal of Cortez, Colorado, claims that it was a regular practice of bandits in the "Wild West&...
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 ...
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 ...
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 (...
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 ...
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 ...