County epidemiology medical director says patient returned home on Aug. 2 from international travel through LAX.

A record share of US kindergartners had an exemption for a required vaccination last school year, and coverage for all ...

The teenager's case of measles is the first in the county in 2025. There were four cases last year, all associated with ...

The percentage of kids who didn't get their recommended childhood vaccines rose again, continuing the trend of Americans ...

Measles cases in the United States are continuing to rise with national infections more than 4.5 times higher than the entirety of last year, CDC data shows.

San Diego County has confirmed its first measles case of 2025. Officials say a teenager who was not immunized recently ...