During the COVID-19 pandemic, there has been conflicting advice about wearing face masks or face coverings, even within the same public health agencies. For example, some medical organizations claim that wearing a mask only protects others from you if you are carrying the virus, but urge you to wear one if you are in close contact with a COVID-19 patient — which infers that a mask could protect you from an infected person. The advice raises several questions. First, many people can be carrying the virus and not know it because they are asymptomatic and have not been tested. How … Continue reading Is There Really Strong Evidence for Wearing Masks?
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