Coronavirus
Gillian Keegan also said she would rather 'overreact than underreact' to the emergence of the new Covid strain.
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“In this race between the vaccines and the virus, the new variant may have given the virus extra legs," the health secretary said.
Deputy chief medical officer Jonathan Van-Tam said: "The booster programme has never been more vital than at this point in time."
Sturgeon has said Scots should start working from home immediately to curb the spread of the virus.
It may be more transmissible, but it's too early to say if we'll see more hospitalisations.
"We're very much on the front foot with this," Edward Argar claimed.
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Edward Argar told Sky News: "That's not something I'm anticipating."