A Pueblo resident was exposed to a measles outbreak in Mexico during travel and tested positive for the disease. Here's everything you need to know.

An unvaccinated adult who lives in Pueblo developed measles after visiting a part of Mexico that has an ongoing outbreak.

Doctors are urging everyone, but especially young children, the immunocompromised, pregnant women, and those with severe allergies, to get the vaccine.

The Texas public health department is now reporting a total of 422 measles cases in the ongoing outbreak that began in Gaines County. The outbreak has now spread to two additional counties, both in the center of the state.

Already, the U.S. has more measles cases this year than in all of 2024, the U.S. Centers for Disease Control and Prevention has said. Other states with outbreaks — defined as three or more cases — include New Mexico,