Most Omicron cases so far have been mild, but experts say it will take weeks to understand how severe the variant can be

A healthcare worker conducts a COVID-19 test on a traveller at OR Tambo International Airport in Johannesburg on November 28, 2021,Phill Magakoe/AFP via Getty Images
Most of the reported cases of COVID-19 associated with the Omicron variant have been mild so far.
However, experts say it's still too early to observe how the variant affects hospitalization rates and deaths globally.
Most of the data we have comes from South Africa, a country with a younger and healthier population than the US.
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