Prof Adam Finn, Professor of Paediatrics, University of Bristol, urged people to get vaccinated ahead of the H3N2 flu which has developed some 'worrying mutations'

A doctor has issued a stark warning about a virus poised to tear across the UK with the doctor saying it could be a 'very bad' winter.

Prof Adam Finn, Professor of Paediatrics, University of Bristol, gave an update about the looming flu season, which he said has started earlier than usual.

He said: "This is worrying because it suggests that the strain or strains in circulation are finding it easier than usual to spread about and so are doing so before the colder weather conditions that usually signal and drive the onset of the season.

“An important possible explanation for this could be that there is less immunity than usu

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