Global rollout of vaccines is no longer a guarantee of victory over Covid-19 | Susan Michie, Chris Bullen, et al

Global rollout of vaccines is no longer a guarantee of victory over Covid-19 | Susan Michie, Chris Bullen, et al

The Guardian

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New variants of concern have changed the game, spreading worldwide and threatening to derail pandemic control efforts

At the end of 2020, there was a strong hope that high levels of vaccination would see humanity finally gain the upper hand over Sars-CoV-2, the virus that causes Covid-19. In an ideal scenario, the virus would then be contained at very low levels without further societal disruption or significant numbers of deaths.

But since then, new “variants of concern” have emerged and spread worldwide, putting current pandemic control efforts, including vaccination, at risk of being derailed.

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