Three of the Top 5 clusters of unvaccinated children are in the Sacramento area, including one in northeastern Sacramento County, a small spot just south of Sacramento and one in Roseville.
On Wednesday, at least nine measles cases were tied to Disneyland visits. Health officials say in that outbreak, one person came to the park and infected others. But doctors say in many cases, the spread could have been prevented.
By age 6, children should have vaccinations against 14 diseases, in at least two dozen separate doses, the U.S. government advises. More than 1 in 10 parents reject that, refusing some shots or delaying others mainly because of safety concerns, a national survey found.
Health officials say there’s been a dramatic drop in the number of ear infections in young children.
The first study to link a childhood vaccine to autism was based on doctored information about the children involved, according to a new report on the widely discredited research.