The Return of the Mask Wars

‘Yes,” University of Texas epidemiologist Katelyn Jetelina declared without hesitation earlier this month when PBS Newshour host John Yang asked if she would again recommend masking in response to a recent uptick in Covid-19 infections. “You should be wearing masks in crowded areas, especially during a surge.” But “what about at home?” or “when you’re walking on the street?” Yang asked. “So, certainly at home it works, if you want to reduce household transmission,”…



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