Warnings have also gone out to residents of San Marcos and New Braunfels due to visits from an infected person.

The Texas measles outbreak is up to 124 cases in 9 counties, according to the latest numbers by the Texas Department of State and Health Services.

The number of confirmed measles cases reported in an outbreak in West Texas is now at 124, the Texas Department of Health Services said in an update Tuesday, an increase of 34 since late last week.

As the measles outbreak in Texas keeps spreading, parents who previously chose not to vaccinate their children are now lining up to get their kids the MMR shots.

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.

Measles outbreak in Texas continues to grow, with 124 cases now reported. Public health officials also warn of potential spread San Marcos, San Antonio.

Texas is in the midst of the worst measles outbreak in decades, with 90 cases across 7 counties. Here’s what to know.

Officials say an individual who tested positive for the virus in West Texas traveled to two major universities and one of the nation's busiest tourist attractions — the San Antonio River Walk.

The outbreak is primarily affecting West Texas, but cases have recently spread to San Antonio, New Braunfels and San Marcos, according to the Texas Department of State Health Services.

Cases of the highly contagious disease are expected to rise and potentially spread to other states where vaccination rates are low.