Dr. Constance Caldwell with the Yolo County Health Department is puzzled by the spike, because nearly 95 percent of kids in Yolo County public schools are vaccinated.
Oregon leads the nation in the percentage of kids entering kindergarten with non-medical waivers for one or more vaccinations. State health officials hope a law taking effect March 1 changes that by requiring parents to get the facts before opting out.
Higher levels of testosterone linked with weaker antibody reaction.
A doctor who encourages parents to vaccinate their kids is now making it easier for parents who don’t want to go through with the shots.
Parents who don’t have their children vaccinated will have to get a waiver from the doctor’s office before enrolling their children in school under a new California law.
Local school districts have issued deadlines for students to get whooping cough vaccinations. See the list of school districts and the deadline for each.
More than 21,000 people got whooping cough last year, many of them children and teens. That’s the highest number since 2005 and among the worst years in more than half a century, U.S. health officials said Wednesday.