Medicine & TechnologyNews of a recently updated COVID-19 vaccine comes as Scientists and health officials warn the new Omicron strain that was originally detected in South Africa, could transmit easily across the globe.
The UK has previously announced travel bans in six South African countries after the confirmation of the new mutant COVID-19 variant Omicron. But PM Boris Johnson is now considering extending it to more countries to prevent local transmission, especially during the holiday season.