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Omicron: viral load can be at its highest at day five so cutting isolation period doesn't make sense

By Sally Cutler, Professor, Medical Microbiology, University of East London

Before omicron, people in the UK with COVID symptoms or a positive test had to self-isolate for ten days. But when the new variant of concern arrived, the government changed the self-isolation period to seven days. On the other side of the Atlantic, the US Centers for Disease Control and Prevention said that given what is known about the omicron variant, they are changing the self-isolation period to five…

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