Face Masks

Conflicting recommendations exist related to whether masks have a protective effect on the spread of respiratory viruses - Mingming Liang

Face Masks

image by: Sue Thompson

HWN Suggests

A New Turn in the Fight Over Masks

The review’s authors found “little to no” evidence that masking at the population level reduced COVID infections, concluding that there is “uncertainty about the effects of face masks.” That result held when the researchers compared surgical masks with N95 masks, and when they compared surgical masks with nothing...

That the Cochrane review reasonably challenges the effectiveness of population-level masking doesn’t mean the findings of previous studies in support of masking are moot. A common theme among criticisms of the review is that it considered only a small number of studies by virtue of Cochrane’s standards; there just aren’t that many randomized controlled trials on COVID…

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 A New Turn in the Fight Over Masks

The review’s authors found “little to no” evidence that masking at the population level reduced COVID infections, concluding that there is “uncertainty about the effects of face masks.” That result held when the researchers compared surgical masks with N95 masks, and when they compared surgical masks with nothing.

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