A new variant of COVID-19 is more transmissible than previous versions of the virus but should not cause a panic, the World Health Organization's chief scientist has said.
As far as WHO is aware, the Omicron variant has not led to any deaths but people should still be aware of the risks
Soumya Swaminathan cited data from South Africa showing the number of cases doubling daily. But she added, people should be "prepared and cautious, (but) not panic".
"We're in a different situation today than we
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