The latest twist is related to whether or not asymptomatic persons infected with the virus pose a risk of transmission to others. At an unguarded moment in a press conference, a WHO spokesperson told the world that asymptomatic persons posed no risk. An avalanche of criticism poured down on the WHO from international experts and media, questioning the evidence behind that assertion and implications for public health messaging on social distancing and masks.
The WHO hastened to clarify that while limited evidence was available, it was insufficient and that all precautions still needed to be observed.What does science say, at our present level of knowledge?
Among all infected persons, there will be three categories at any given time: symptomatic persons, pre-symptomatic persons who have not yet developed symptoms but will soon do so, and a truly ‘asymptomatic’ group that will course through the illness without experiencing typical symptoms.
https://www.newindianexpress.com/opinions/2020/jun/17/a-covidful-of-confusion-and-corrections-2157558.html
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The latest twist is related to whether or not asymptomatic persons infected with the virus pose a risk of transmission to others. At an unguarded moment in a press conference, a WHO spokesperson told the world that asymptomatic persons posed no risk. An avalanche of criticism poured down on the WHO from international experts and media, questioning the evidence behind that assertion and implications for public health messaging on social distancing and masks. The WHO hastened to clarify that while limited evidence was available, it was insufficient and that all precautions still needed to be observed.What does science say, at our present level of knowledge? Among all infected persons, there will be three categories at any given time: symptomatic persons, pre-symptomatic persons who have not yet developed symptoms but will soon do so, and a truly ‘asymptomatic’ group that will course through the illness without experiencing typical symptoms. https://www.newindianexpress.com/opinions/2020/jun/17/a-covidful-of-confusion-and-corrections-2157558.html