SAN FRANCISCO (KGO) -- Now that the omicron variant has reached the U.S. via the Bay Area, the question follows, what happens next for vaccines, public policy and research? UCSF has confirmed they're ...

SAN FRANCISCO -- Preliminary data out of South Africa is giving the world insight into how strong omicron really is. The South African Medical Research Council just reported this variant may cause ...

A new symptom of COVID-19 is showing up in kids under age 5 who have been infected with the omicron variant. Doctors say cases of croup are on the rise. "What we're seeing with omicron is the virus is ...

SAN FRANCISCO -- It is "reasonably likely" to expect the pandemic to draw to a close as soon as a month from today, though COVID-19 is likely to stay, according to UCSF's Chair of the Department of ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

With the latest COVID-19 variant leading to record numbers of cases worldwide, a top infectious disease expert says the virus is undergoing a major shift. Dr. Robert Redfield, the former director of ...

COVID-19 cases and deaths have been falling across the U.S. for several weeks as the omicron wave recedes. But the Centers for Disease Control and Prevention says a new subvariant of omicron is ...

HOUSTON, Texas (KTRK) -- As the omicron variant makes its way through southeast Texas, we're learning more about how it's impacting people, including how quickly booster effectiveness is fading. Dr.