California and other western states have clarified their recommendations for childhood vaccination schedules in the wake of ...

The so-called "super flu" – a strain that doctors say appears to last longer and be very transmissible – is spreading in ...

California officials warn of an increase in flu-related hospitalizations and confirm a second severe-flu-related death.

The California Department of Public Health on Tuesday confirmed that a mutated strain of influenza is spreading across the ...

California and other Western states reject CDC’s scaled-back vaccine guidance, pledging to follow full immunization schedule ...

California health officials warn a new influenza A strain is spreading statewide, posing higher risks for young children and ...

Clinicians say federal changes to CDC childhood recommendations have spurred questions despite California’s move to follow ...

California health officials and officials in other West Coast states rejected a new Centers for Disease Control and ...

ABC30 and ABC News are taking action to keep people protected and informed, launching a tool that allows you to see your ...