COVID-19: England's Deputy Chief Medical Officer answers your questions

England's Deputy Chief Medical Officer Professor Jonathan Van-Tam answers your vaccine questions.

Speaking to Sky's Sophy Ridge, Professor Van-Tam said revaccination may be needed if variants 'outwit' us.

He also says the risk factors for how seriously ill people get with COVID is down to "age, age, and age - it's the absolute driver and the biggest factor".

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Видео COVID-19: England's Deputy Chief Medical Officer answers your questions канала Sky News