WHO updates guidance to say everyone should wear face masks in public 'where transmission risk'
The World Health Organization has updated its guidance to recommend that governments ask everyone to wear face masks in public areas where there is a risk of transmission of the Covid-19 coronavirus to help reduce the spread of the pandemic disease.
In its new guidance, prompted by evidence from studies conducted in recent weeks, the WHO stressed that face masks were only one of a range of tools that can reduce the risk of viral transmission, and should not give a false sense of protection.
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