Figures show Delta is more transmissible and more resistant to vaccine than Alpha
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The total number of cases of the Covid Delta variant in the UK has risen to 75,953 to date, data has revealed, with the variant accounting for 99% of Covid cases.
According to the government’s Scientific Advisory Group for Emergencies (Sage), the latest R number for England is between 1.2 and 1.4, with the number of new Covid infections growing by 3% to 6% a day – in the north-west the growth is even higher at 5% to 8% a day. The group cautions that lags in data mean the figures represent the spread of Covid about two to three weeks ago.
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