By Juli McDonald

BOSTON (CBS) – Keep doing what we know works; that’s the message from top health experts in Boston and across the country as we learn more about the latest COVID-19 variant Omicron.

“I will say, today, do not panic,” said Dr. Shira Doron of Tufts Medical Center. “This is not an on/off switch. There is no scenario in which I envision these vaccines not working at all against Omicron.”

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Doron said those who are fully vaccinated – especially boosted – can live their lives. There is more COVID-19 out there, and we know the precautions that work against it.

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Things like hand washing, social distancing and masking inside – a measure The Chelsea Board of Health has implemented again starting Friday.

Dr. Doron stressed to anyone still unvaccinated – now is the time.

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“This is not the time to chalk up symptoms to a cold. Any mild symptoms whatsoever of a respiratory nature should prompt immediate testing and isolation until you have the results,” Doron said.

Juli McDonald