The U.S. is up to 1,197 confirmed measles cases this year. Arizona declared a new outbreak last week, while the one in Texas, ...

At least 3% of measles cases confirmed so far this year have been in people who received two doses of the measles vaccine, ...

Colorado health officials on Wednesday confirmed the state’s 12th measles case of the year as the number of people who’ve ...

One of the two new cases is a child who recently traveled to Ontario, Canada, where a measles outbreak is ongoing, health ...

The Colorado Department of Public Health and Environment confirmed two cases of measles in Colorado Springs and Aurora.

As super-contagious measles continues to spread and nears a six-year U.S. record, cases in its original epicenter of West ...

Childhood vaccination rates against measles fell in the years after the COVID-19 pandemic in nearly 80% of the more than ...

Measles is one of the most contagious diseases to affect humans, and can linger in the air for up to two hours.

New research shows measles vaccination rates for children fell in almost 80 percent of counties across the country after the COVID-19 pandemic.  A Johns Hopkins University study tracked ...

Waning immunization rates mean Arizona schoolchildren are more vulnerable to vaccine-preventable diseases such as whooping ...