Delta, Omicron and influenza could lead to a tridemic, experts say

The Omicron variant of coronavirus may be dominating headlines, but one Bay Area doctor says there’s more we should be keeping our eye on.

Israel to ban travel to US, Canada due to omicron variant concerns

Israel will ban travel to the United States, Canada and eight other countries amid the rapid, global spread of the omicron variant of the coronavirus.

Holiday travel picking up at Oakland airport

In Oakland, airport officials expect its busiest traveling day to be on Thursday and the day after Christmas for return flights.

Marin County school district assigns COVID-19 tests as homework over holiday break

At-home COVID-19 tests were sent home with all Marin County public schoolchildren and school employees this week to be completed before returning to school in January after the holiday break.

NY single-day record for COVID cases

21,027 New Yorkers have tested positive for COVID-19 in the past 24 hours, the highest number since January 14.

Marin, Napa counties report first cases of omicron

Both Marin and Napa counties on Friday confirmed their first case of the omicron variant of COVID-19.

21 heartwarming, feel-good things that happened in 2021

From small acts of kindness to awe-inspiring events, there were a lot of feel-good moments in 2021.

Stanford University to start with online instruction for first 2 weeks in January

Stanford University has announced that it will start its winter quarter holding classes online for the first two weeks of January out of concern for the increase in COVID-19 cases recently.

Oakland to consider vaccine ordinance as omicron spreads

Under a new plan proposed by an Oakland City Council member, residents would have to show proof of vaccination at Oakland restaurants, bars, and gyms.

Study: Omicron variant is 'markedly resistant' to vaccine, booster shot

According to the study, existing antibody therapies like monoclonal antibody cocktails are largely ineffective against omicron, along with natural antibodies from previous infections.

Princeton moves exams online as colleges go back to drawing board to fight COVID

Colleges across the U.S. are starting to require booster shots, extend mask mandates and in some cases revert to online classes as they brace for the new omicron variant.

How California mask mandate impacts Bay Area counties

Keeping up with California’s indoor mask mandate can be confusing, but it means most Bay Area counties will see no changes, with the exception of Marin and Solano counties.

California exempts San Francisco from indoor mask rule

San Francisco will continue to allow fully vaccinated people to remove their masks in gyms and workplaces while its overall masking mandate remains in effect, the city Department of Public Health announced.

California's statewide indoor mask mandate kicks off as virus cases rise

The mandate requires everyone in California to mask up indoors, regardless of vaccination status, from December 15 through January 15.

California indoor mask requirement has some exceptions

California's new indoor mask requirement, which is set to take effect Wednesday, will have some exceptions that allow cities like San Francisco to continue permitting people to remove face coverings in certain situations.