“Omicron...might be taking off and actually spreading the first day or two before there’s enough virus in your nose to turn the [rapid] antigen test positive — or the PCR test positive, for that matter,' one epidemiologist said.
Los Angeles County hits 2 million coronavirus cases
“Just like a seatbelt, these are all risk-mitigation strategies — they’re not risk-erasing strategies. And so, just like a seatbelt and an airbag, neither of them are perfect,” Mina said on the podcast. Initial symptoms could be congestion, runny nose and fever, which are consistent with the immune system quickly recognizing the virus and attacking it.
There is a potential blind spot of a day in which both PCR and antigen tests are unable to detect the contagious status of a coronavirus-positive person.
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