Health officials in Montgomery County, Pennsylvania, are investigating one confirmed case of measles in an unvaccinated child, county officials said Sunday. Montgomery County Office of Public Health investigators are working with the child's guardians and health care providers for contact tracing and notifying anyone who might have been exposed to the virus,

The first case of measles of measles for 2025 has been confirmed and though there is no sign of measles in Lehigh Valley, the local health networks are preparing for the worst.

In the last year, several cases of measles have been identified in the Philadelphia region; last winter, a measles outbreak sickened nine people and sent six to the hospital in Philadelphia.