A growing number of Central Texas health departments are warning residents of possible exposure to measles, the latest sign that the outbreak in West Texas is spreading across the state. Why it matters: Measles is a highly contagious and potentially life-threatening disease that has surged in areas with high vaccination exemption rates.

San Antonio Metro Health confirms a person who was visiting San Antonio has tested positive for measles. The department is warning people who could have been exposed to the virus to be monitored for any symptoms to prevent an outbreak.

A measles outbreak in Texas has reached San Antonio, with 90 cases reported, mostly in children. Vaccination remains crucial to control the spread.