Coronavirus test results were expected Friday for some passengers and crew aboard a cruise ship held off the California coast. The Grand Princess lay at anchor near San Francisco on Thursday after a ...

SACRAMENTO, Calif. (AP) — California Gov. Gavin Newsom rolled up his sleeve Wednesday and received a coronavirus vaccine booster shot, a move he encouraged others to take as the state heads into the ...

SACRAMENTO, Calif. – The California Department of Public Health (CDPH) is announcing official immunization recommendations in accordance with West Coast Health Alliance partners Oregon, Washington and ...

A wave of the highly contagious respiratory syncytial virus is beginning to wash over the United States, sending greater numbers of babies and toddlers to the hospital for professional care.

SAN FRANCISCO (KGO) -- On Dec. 31, UCSF'S Dr. Charles Chiu and his colleagues were in a lab when they found what they are calling"L-452R," a California variant of COVID-19. "We actually discovered ...

The largest population of elephant seals in the world suffered massive mortality in 2023 from H5N1 bird flu infection. Animal experts fear for California's elephant seals.

LOS ANGELES -- When restaurants and bars began opening in California after a stay-at-home order, employees took down caution tape, hung "Welcome Back" signs and placed chairs neatly around tables in ...