Dr Zania Stamataki sets out the key factors … and says there is no need to panic.

Covid-19 has been around for a year now in humans, and this means that mutations are beginning to accumulate and soon we will be able to discern different viral strains, possibly with different properties from the original infection.

This article titled “England’s new Covid variant: should we be worried?” was written by Zania Stamataki, for The Guardian on Monday 14th December 2020 18.56 UTC

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