The UK may be entering a 'sweet spot' for new variants, with high cases and partial immunity.
Are we in the danger zone for creating new variants that could weaken the ability of vaccines to shield us from Covid? And does it matter?
So far, the problematic variants have been those that spread significantly faster. The Delta variant, which was first identified in India,But speed isn't the only useful trait a coronavirus can acquire. "We are probably at the evolutionary high point, at the worst combination for an escape to happen in the UK," said Dr Aris Katzourakis, who studies viral evolution at the University of Oxford.
If we compromise the incredible vaccines we have, I don't even want to contemplate what that world would look likeThere are two things to think about - how much opportunity the virus has to mutate and how big an advantage it would get by dodging the immune system.Opportunity is a numbers game. Mutations are just random typos the virus makes when it invades our body's cells and makes thousands of copies of itself.
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