Merry ChristmasProfessor Edmunds, who is a member of SPI-B the group that advises SAGE on behavioural science, said he expected the new variant would cause a large number of cases, hospitalisations and deaths over the next two months.
He also rejected the idea that the spread of Omicron could end up being a "Christmas gift" if it turned out to cause a milder form of disease.
"This is as bad news as you can possibly get quite frankly," he said.