Measles Had Its Worst Year Since 1992. The Data Point to a Preventable Cause.

In 2025 the United States recorded its largest measles resurgence since 1992: more than 2,100 confirmed cases, 49 outbreaks, and at least three deaths, almost entirely among the unvaccinated. Elena Ruiz reads the CDC data and explains what is driving the return of a disease the country once eliminated.