A passenger arriving on an international flight tested positive for the highly contagious respiratory illness, which is currently ripping through the US.

More Florida parents are using a religious exemption, which requires no documentation, to avoid getting their child state-required immunizations for diseases such as measles and polio.

While there is a cyclical component to measles every several years, declining vaccination rates are by far the largest factor in this increase. According to Johns Hopkins University, the average ...

Officials were able to declare an end to the Texas measles outbreak after no new cases for at least 42 days, but a related ...

The United States' leading pediatrics association is recommending that children as young as six months old be inoculated ...

A fifth person has died amid Central Harlem's legionnaires' disease outbreak, New York City health officials said, as they ...

The Texas health department has declared the end of the measles outbreak after 42 days without new case, with officials ...

State and local health officials are highlighting a rise in vaccine exemptions and how that correlates to recent measles ...

Texas health officials have declared an end to a measles outbreak that killed two school-aged children. The Texas Department ...

Summer brings regular outbreaks of Legionnaires' disease -- including an ongoing one in New York City that has killed five ...

By Jade Walker, CNN The measles outbreak is over — at least in West Texas. In other states? Not so much.Here’s what else you need to know to get up to ...

State's immunization compliance fell to 88% last year as more families seek exemptions from school-required vaccines, ...