With the rise of the new Omicron variant of Covid-19 spreading out of South Africa, face masks have now become mandatory once again.
The government introduced the new rules which have reinstated face masks in England across a number of different settings, including shops and public transports.
Despite the new rules, how effective are face covering at reducing the spread of coronavirus? READ MORE: Research generally suggests that face coverings offer more protection to others around the wearer - but there are some suggestions that there is a level of protection for the wearer as well.
Paul Hunter, professor of medicine at the University of East Anglia, said: “The evidence on the effectiveness of face coverings is at best mixed. "Whilst
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