Measles cases surge in the U.S., with outbreaks across 31 jurisdictions. Experts warn of the virus's contagiousness and call ...

The U.S. government is advising that international travelers age 60 and older not get a chikungunya vaccine as it ...

According to the Centers for Disease Control and Prevention (CDC), there are presently 14 measles outbreaks (defined as three ...

Over 1,000 cases of the deadly virus have taken hold in 31 U.S. states and it is now surging in Canada and Mexico, spurred by ...

North America has two other ongoing outbreaks, all of which are the same measles strain. One outbreak in Ontario, Canada, has ...

Katherine Wells, the public health director in Lubbock, Texas, describes her fight to stop the largest measles outbreak since ...

One school district is requiring unvaxxed schoolchildren exposed to the measles virus to quarantine for 21 days. Meanwhile, for only the second time in 30 years, the number of measles cases nationwide ...

Texas' measles outbreak that began in Gaines County in January has now expanded to 709 cases, officials said on May 9.