Parents opting their kids out from vaccines due to philosophical reasons has nearly doubled over the past six years.
Seattle families were notified of changes to school policy. To attend school, students must be fully vaccinated, in the process of doing so, or have a signed Certificate of Exemption.
The state banned non-medical vaccine exemptions from 2016.
Austin Public Health is working with health departments in Central Texas to tell people what kind of risk of exposure to the disease there has been.
Jerome Kunkel, 18, sued the Northern Kentucky Health Department for banning unvaccinated students from school amid a chickenpox outbreak in March. Two months later, he has caught the contagious disease.
"I can only continue to push that my point is fundamentally about whether or not the government can force you to take an injection," in the midst of measles outbreaks.
With measles outbreaks in multiple states and growing backlash against the anti-vaccination movement, Washington Health Secretary John Wiesman urged lawmakers and concerned Americans to take action.
A new human Lyme disease vaccine could be approved as early as next year.
If confidence in vaccination falls, herd immunity will fall and epidemics will recur.
"There is no mercy, we have decided to deal with the refusal cases with iron hands."
Gates Foundation recruits Pulitzer-winning writer, Academy Award-winning filmmaker and others for vaccination campaign.
Chad Hayes on why he allowed his baby to be given all the shots.
Was the tragedy caused by a mix-up or a deliberate sabotage of the measles vaccines?