Health authorities warned of further spread. Most U.S. measles cases this year involved people 19 and under and those without ...

At least 124 cases of measles have been reported in Texas since late January — marking the largest outbreak in the state in ...

A measles outbreak in the southwestern United States has infected nearly 100 people in recent weeks. The deadly illness has ...

Texas reported 90 cases this week, while New Mexico reported nine. A majority of the cases have been in a Texas county where ...

Measles is a highly contagious disease. Here's what you should know about how to protect yourself against measles, as well as ...

Reported cases of the highly contagious disease are likely to grow, officials say.

The worst measles outbreak to hit Texas in a decade has now crossed the Texas New Mexico border and there are now eight cases ...

Yahoo News answers some of the most frequently asked questions about measles amid the Texas and New Mexico outbreaks.

A child hospitalized with measles in West Texas has died. It's the first death in an outbreak that began last month.

A person who was hospitalized has died from measles in West Texas. It's the first since the outbreak began late last month.

Lea County, New Mexico, is now reporting an outbreak of measles, according to the New Mexico Department of Health (NMDOH).