There appears to be a higher risk of catching COVID-19 again with the Omicron variant, according to a study by South African scientists that has not yet been peer-reviewed.
Researchers analysed 35,670 cases of reinfection out of nearly 2.8 million people who tested positive for COVID-19 in South Africa.
The risk of reinfection was much higher in November amid a surge in cases attributed to the newly identified Omicron variant.
"Population-level evidence suggests that the Omicron variant is
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