An investigation was underway, following the death of a person who died shortly after receiving a vaccine for the coronavirus in Placer County last week.
Moderna said it is developing a new vaccine against the new variant first detected in South Africa as a precaution.
Los Angeles County passed the milestone of 15,000 COVID-19 deaths, and more than a third of those have come after Christmas.
Scientists at UCI are looking into using a patch instead of a shot to vaccine people from COVID-19.
Mayor Garcetti said at the current pace with the current supply, the vaccinations for all seniors and medical workers will not be completed until summer.
Riverside County has opened six new COVID-19 vaccination clinics and plans to update its website after thousands of residents were met with problems when booking appointments on Thursday.
Riverside County residents on Thursday can sign up to receive one of 3,900 doses of COVID-19 vaccine earmarked for a series of county-run clinics scheduled to get underway in the coming days.
The ability to make an appointment to receive a COVID-19 vaccine for people over the age of 65 in Los Angeles County is becoming a confusing and frustrating process, met with unexpected delays.
California says it's safe to resume using a batch of coronavirus vaccine after some people fell ill and a halt to injections was recommended.
Orange County announced it is opening a second "super" vaccine distribution site this coming weekend.
Susan Hirasuna's mother showed FOX 11 how the process went for her.
The push to inoculate Americans against the coronavirus is hitting a roadblock: A number of states are reporting they are running out of vaccine, and tens of thousands of people who managed to get appointments for a first dose are seeing them canceled.
Los Angeles County residents 65 and older are now able to receive the COVID-19 vaccine, according to an executive order signed by county leaders.
California officials are pinning their hopes on President-elect Joe Biden as they struggle to obtain coronavirus vaccines to curb a coronavirus surge that has packed hospitals and morgues.
Beginning Tuesday, Los Angeles County expanded its COVID-19 vaccine distribution by opening five large-scale vaccination sites.
Maine health authorities set aside a batch of Moderna’s COVID-19 vaccine after discovering the 4,400 doses weren’t kept at the required temperature.
Orange County announced it is pulling a specific batch of the Moderna vaccine due to possible allergic reactions.
Health officials in Orange County announced the vaccine distribution site at Disneyland Resort will be closed on Tuesday, January 19 due to high wind warning issued for the area.
California health officials are recommending providers pause the administration of a specific batch of the Moderna COVID-19 vaccine due to possible allergic reactions that are under investigation.
Maui's top public health officer has revealed at least one traveler from California recently found a way to receive a shot while visiting the Hawaiian islands.