The general public should wear cloth masks in public spaces where physical distancing is impossible, the agency says. The World Health Organization (WHO) on Friday announced changes to its guidelines on who should wear a mask during the Covid-19 pandemic and where they should wear it. The new guidance recommends that the general public wear cloth masks made from at least three layers of fabric “on public transport, in shops, or in other confined or crowded environments.” It also says people over 60 or with preexisting conditions should wear medical masks in areas where there’s community transmission of the coronavirus and physical distancing is impossible, and that all workers in clinical settings should wear medical masks in areas with widespread transmission.

 

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