Will we need more Covid vaccinations in the autumn? – The Times

Will we need more Covid vaccinations in the autumn?
It is quite likely that Covid vaccines, like the flu jab, will become a regular part of life for vulnerable people but we do not yet know when a new round of inoculations will be needed.

Why would they be necessary?
Natural immunity to other types of coronavirus, which cause colds, often wanes within a year or so. Vaccine-induced protection against Covid-19 is also likely to fade over time and booster jabs may be needed to top it up, especially if the virus continues to circulate. We might also need to update vaccines so that they work against new strains.

Why would new strains beat the jabs we already have?
Our vaccines effectively target the virus’s

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