A new study has found that face masks did not stop the spread of the Covid variant Omicron. The deadly variant triggered the return of face masks and strict Covid rules which included self-isolation,

"After the first wave of Omicron, there was no significant difference in people always wearing a mask from those never wearing them," experts told Newsweek.

Face masks did not stop the Omicron variant of Covid, a study has found. The highly infectious Covid variant saw the reintroduction of rules such as mask-wearing, self-isolation, working from home and vaccine passports when it swept across Britain in November 2021.