Measles is very easily spread. If one person has it, up to 9 out of 10 people nearby will become infected if they are not protected.

The best protection against measles is the MMR vaccine (MMR stands for Measles, Mumps, and Rubella). The MMR vaccine provides protection against all strains of the measles virus that usually lasts for life.



Read more about measles from the Centers for Disease Control and Prevention here.

Read more about current measles cases and outbreaks in the U.S. here.

Read an April 2025 news release about measles from local health departments: