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Omicron Variant

Here's where new COVID JN.1 variant is spreading in US

  • Dec 22, 2023
AP Photo/Seth Wenig

Everything you need to know about the new dominant COVID variant

  • Aug 9, 2023
AP Photo/Seth Wenig

WHO: XBB.1.5 is most transmissible omicron subvariant yet

  • Jan 9, 2023
AP Photo/Rick Bowmer

COVID subvariants: What to know and should you be concerned?

  • Oct 19, 2022

US clears updated COVID boosters targeting newest omicron strain

  • Sep 1, 2022

Why is the BA.5 COVID-19 variant so contagious?

  • Jul 13, 2022

COVID cases undercount leave US with blind spot amid BA.5 spread

  • Jul 11, 2022

Americans keep getting reinfected with COVID, data shows

  • Jun 9, 2022

Latest Videos

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Fresno County not yet at slowdown with Omicron surge

  • Feb 3, 2022
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2 cases of COVID-19 Omicron BA.2 subvariant confirmed in Tulare County

  • Feb 2, 2022
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Fresno woman recounts multiple COVID hospitalizations

  • Jan 27, 2022
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Omicron surge in Central CA continues despite slowdown in other areas

  • Jan 27, 2022
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UCSF Fresno pauses monoclonal antibody treatments for COVID-19

  • Jan 25, 2022
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Valley schools faced with Omicron variant as students return to class

  • Jan 11, 2022
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Local businesses once again adjusting as Omicron variant takes over

  • Jan 8, 2022
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What to expect from New Year's Eve in the omicron wave

  • Dec 31, 2021

Latest Stories

Study by CA researchers shows how COVID symptoms evolved between delta, omicron

Researchers found eye-opening characteristics of how COVID-19 is infecting the human body with omicron versus delta variants.

  • May 31, 2022

Pfizer says its 3-shot COVID vaccine for kids 6 months to 5 years old 80% effective against omicron

Pfizer released long-awaited data for their vaccine for children 6 months to under 5 years old on Monday morning.

  • May 23, 2022

Here's why some people still get COVID even after being vaccinated and double-boosted

"This (BA.2.12.1) is now the most transmissible subvariant we have of all," said Dr. Monica Gandhi of UCSF. "It now looks like it's 30% more transmissible than BA.2 alone."

  • May 10, 2022

Fresno County keeping close eye on emerging variants, despite fight for more federal COVID funding

Fresno County Health Department has been relying on genome sequencing and wastewater surveillance to detect and track new COVID variants.

  • Mar 31, 2022
KGO-TV

New studies shed light on how to treat BA.2 COVID variant, how long it survives on surfaces

Researchers used both plastic and skin from cadavers to see how long the BA.2 subvariant lasts on surfaces, while another study gives insight on how it can be treated.

  • Mar 22, 2022