Measles is a respiratory virus that can survive in the air for up to two hours. Up to 9 out of 10 people who are susceptible will get the virus if exposed, according to the U.S. Centers for Disease Control and Prevention.

Measles outbreaks across Texas and New Mexico have sickened nearly 100 people, with more cases expected, according to state health officials. The disease has spread through the South Plains region of Texas since late January,

A rapidly growing measles outbreak in Gaines County, Texas, linked to low vaccination rates, has reached 48 cases, prompting urgent health warnings and vaccination efforts.