The FDA and CDC recommended a pause for Ixchiq, a chikungunya vaccine, following reports of adverse events in recipients 60 and older, including death.

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 ...

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 ...

The deadly and drug-resistant fungus Candida auris is under close surveillance as health experts work to calm its spread.

The deadly and drug-resistant fungus Candida auris is under close surveillance as health experts work to calm its spread.

The deadly and drug-resistant fungus Candida auris is under close surveillance as health experts work to calm its spread.

Instead of a full-throated endorsement of vaccination, the nation’s top health official speaks to anti-vaccine forces as well, public health experts say.