With the omicron variant surging throughout the U.S., many experts warn that a single-layer cloth mask is not enough protection.
Questions about the level of protection against covid that masks provide — whether cloth, surgical or higher-end medical grade — have been a subject of debate and discussion since the earliest days of the pandemic. We looked into the questionThe Centers for Disease Control and Prevention has not updated itssince October, before the omicron variant emerged.
“From the perspective of knowing how covid is transmitted, and what we know about omicron, wearing a higher-quality mask is really critical to stopping the spread of omicron,” saidlarge-scale real-world study Ranney said she advises people who opt for layering to put the better-quality mask, such as the surgical mask, closest to your face, and put the lesser-quality mask on the outside., a professor specializing in infectious diseases at Stanford University and one of the authors of the Bangladesh mask study, said surgical masks can be washed and reused, if finances are an issue. Nearly two years into the pandemic, such masks are cheap and plentiful in the U.S.
Americans were initially urged not to buy either surgical or N95 masks early in the pandemic to ensure there would be a sufficient supply for health care workers. But now there are enough to go around.
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