A major study suggests around one in every 200 people in England is infected with coronavirus.
Imperial College London have looked at samples from 84 000 people.
But while the study suggests case numbers are high - it also shows the covid-19 reproduction number may have fallen.
Researchers say that could mean recent social restrictions introduced by the UK government could be having an effect on the R rate for the virus..
Environment Secretary George Eustice says observance of the guidance could head off another national lockdown.
IN: "We desperately...
OUT: ...flare-up."
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