“‘It seems kind of intuitively obvious that if you put something — whether it’s a scarf or a mask — in front of your nose and mouth, that will filter out some of these viruses that are floating around out there,’ says Dr. William Schaffner, professor of medicine in the division of infectious diseases at Vanderbilt University.

However, as face masks are becoming harder to come by, health experts are issuing public statements saying the masks won’t protect healthy people against infection. Is that true? Or is it a ploy to ensure an adequate supply for health care workers? As reported in a March 4, 2020, Time article:2



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