What is ‘stealth omicron,’ and how worried should we be about another COVID-19 mutation? Experts explain
by Alison Bower, Chicago Tribune
Jan 25, 2022
3 minutes
CHICAGO — Chicagoans may be exhausted to hear anything related to a new variant or even subvariant of COVID-19, which has already killed hundreds of thousands of Americans, sickened many others and caused two years of disruption.
A postholiday surge of the omicron variant already has stressed hospitals across the country, bringing them to their breaking points. It’s also made many who are weary of coronavirus restrictions on their lives even more so. Now the World Health Organization is warning a new version of omicron is being seen
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