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CHICAGO (WLS) -- The first omicron variant in Illinois was tested at a Rush University Medical Center lab in December after sequencing COVID samples from across the city of Chicago. "Since then it has ...

LSU Health Shreveport has confirmed a new variant of COVID in Northwest Louisiana. This new variant BA.2.12.1 is a sub lineage of the Omicron variant and is making up 20% of the samples collected.

FORT LAUDERDALE, Fla. — Initially, enduring COVID had one redeeming quality: It gave you some short-term immunity from getting infected again. But the new omicron subvariants are shattering that trend ...

The Omicron BA.2 sub-type continues to attract attention as it spreads in various parts of the world including the U.S. In several news reports and even by some healthcare experts, BA.2 has sometimes ...

ROCHESTER — Mayo Clinic data scientists say the COVID-19 peak has recently passed in the state, meaning new daily case numbers are now dropping. The omicron surge is believed to have peaked at roughly ...

BA.2 numbers around the world are rising. Even as the omicron COVID-19 variant continues to sweep the globe, scientists are now monitoring a new mutation of omicron, dubbed BA.2. The World Health ...

SAN FRANCISCO (KGO) -- Scientists are on alert as we're getting new details about a new omicron subvariant, BA.2. UCSF Infectious Disease Specialist Dr. Peter Chin-Hong answered some questions on ...

With the recent winter wave of Omicron-fueled cases cascading here in the United States, COVID-19 experts are now focused on rapidly increasing infection rates across multiple nations in Europe — ...

Scientists are warily watching a new, faster version of omicron even as the winter spike of the coronavirus subsides and states and cities rush to relax rules and fully reopen. The BA.2 variant seems ...

Children who have had COVID-19 aren't protected against the Omicron variant, but vaccination does cut their chances of infection, a new study shows. "I hear parents say, 'Oh, my kid had COVID last ...