Despite the halt to the federal mask mandate for mass transit, people may still choose to protect themselves. For those who do, the type of mask and how well it fits matter.
- Professor of Medicine, Division of HIV, Infectious Diseases and Global Medicine, University of California, San Francisco
Death rates for hospitalized COVID-19 patients fell from 25.6% in March to 7.6% in August, according to a new study on three hospitals in New York. A study in the UK found similar results.
Dans les lieux où le port du masque est respecté, les formes sévères de Covid-19 semblent moins fréquentes. Les masques protégeraient donc non seulement les autres, mais aussi leurs porteurs.
In places where everyone wears a mask, cases of COVID-19 seem to be less severe. Evidence from labs and outbreaks suggests that masks protect not only others, but the person wearing the mask, too.
There is a lot of confusion and concern around asymptomatic spread of SARS-C0V-2. An infectious disease expert explains how many people are asymptomatic and how they can spread the virus.
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