Public health practitioners warn that measles outbreaks like the one hitting children in Texas will become more common because of scores of laws around the United States — pending and passed — that ultimately lower vaccine rates.

A measles outbreak is growing in a Texas county with dangerously low vaccination rates. In late January, two school-age children from Gaines County were hospitalized with measles. Since an estimated 1 in 5 people with the disease end up in the hospital,