The Star Princess, which launched just five months ago, is dealing with a norovirus outbreak that has sickened 104 passengers and 49 crew members during its current voyage.

AN investigation has been launched after a cluster of people were struck down by a deadly lung disease that spreads in dirty ...

In southern Utah, a measles outbreak that’s been simmering since last summer is showing signs of wider spread.

Ah, the classic signs of winter: Freezing temperatures, icy roads and calling in sick. It's no secret that winter is a time when illness is prominent. Coughs, colds and viruses are easily spread this ...

The Centers for Disease Control and Prevention has been without a permanent director since the removal of Susan Monarez in August. Its recently installed acting director, Jay Bhattacharya, is also ...

Prasad angered pharmaceutical giants and lawmakers last month when he pulled the review process from Moderna’s new mRNA flu vaccine.

California Gov. Gavin Newsom has positioned himself as a national public health leader by staking out science-backed policies in contrast with the Trump administration.

Scientists estimate more than 60 marine mammals may have been infected by the virus.

The first seven cases of avian influenza were confirmed by preliminary testing at UC Davis and confirmatory testing by the ...

As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well. It had one of its worst effectiveness rates in more than a decade.

Viral mismatch between circulating strains and vaccine may have weighed down effectiveness ...

The snake bit him near the Quail Hill Community Center, the start of an approximately 2-mile trail, according to the Orange ...