Health officials are now warning that Missouri is below the 95% vaccination rate needed for herd immunity against measles.

"[T]he reason why we have seen a measles outbreak in certain parts of the country is because of rampant illegal immigration ...

Vaccination exemptions are rising in several of the region's school districts, prompting health officials to warn about herd ...

Two Pennsylvania residents have died due to measles, health officials said ​on Tuesday, the first U.S. deaths from the ...

Learn about the low levels of kindergarten vaccination coverage in Arizona compared to other states in the U.S. and the ...

Health officials in Missouri are urging residents to get vaccinated for measles.

The blue has been ominously spreading west on the map, like an enemy army advancing. The map is the one that the Pennsylvania ...

Experts warn that declining vaccination rates have opened the door for resurgence of disease once largely eradicated.

Following the measles-related deaths of two unvaccinated individuals in Pennsylvania this week, the United States’ first ...

Two Americans have died from measles, the first such deaths this year in the US, as the country grapples with the highest ...

To date, 45 states and two jurisdictions have reported confirmed measles cases in 2026, the highest level since 1991.