Texas health officials say the number of people with measles has increased to 146 in a rural West Texas outbreak that led ...

For a community to be protected against contagious diseases, enough residents need to be vaccinated to provide “herd immunity ...

One hundred forty-six measles cases have been reported in the outbreak in West Texas, the Texas Department of Health Services said in an update today.

Vaccination eliminated measles from the U.S. 25 years ago. But it can still spread in pockets where vaccination rates are low ...