UK: Delta variant is more infectious than the Alpha variant despite vaccinations

Astrazeneca, B.1.1.7, B.1.617, B.1.617.2, Coronavirus, Delta, England, Europe, Health, Infection, London, Moderna, Northern Ireland, Pfizer/Biontech, Science, Scotland, Transmission, UK, Wales

Shown above, the UK 2nd coronavirus wave, from September 6th to October 2nd 2020.

The Alpha variant (B.1.1.7) took about 26 days to infect around 90 people per million



Shown below, the UK 3rd coronavirus wave, from May 24th to June 10th 2021.

The Delta variant (B.1.617.2) has taken about 16 days to infect around 90 people per million, despite the massive UK vaccination campaign


And this is what happened after October 2nd 2020 with the Alpha variant:

Just one month later, on the 5th November 2020, Britain went into its second national lockdown. “England’s four-week lockdown will make a ‘real impact’, the prime minister says at a news briefing”


Massachusetts: more than 4,300 coronavirus breakthrough cases reported – up 28% in a week


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** This post was originally published on June 11, 2021 **