Health officials across the globe are keeping a watchful eye on the Pirola Covid strain, that is quickly spreading worldwide and already in the UK. But how different is it compared to previous strains? What are the symptoms so far? And should we be worried about it? Known scientifically as BA.2.86 the variant, a new spin-off of , is alarming experts because of 35 mutations on its spike protein, the part of the virus that Covid vaccines are designed to target.
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