Leslee Cohen-Lavin and her family were feeling pretty good just before the holidays. “Then all of a sudden, we each went down ...

Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 ...

Genetic analysis of H5N1 bird flu virus that infected a Canadian teenager shows 'worrisome' mutations, new studies reveal.

How long are you contagious after getting COVID, flu, RSV, pneumonia, the norovirus stomach bug and more? Here's what to know ...

According to the CDC, during the week of December 5 alone, 91 outbreaks of norovirus were reported, an increase from late ...

Keith Poulsen’s jaw dropped when farmers showed him images on their cellphones at the World Dairy Expo in Wisconsin in ...

A virologist explains that why this probably isn’t the big one — but that it’s a sign of bad things happening with the virus.

France has confirmed bird flu outbreaks on two poultry farms, just days after being officially declared free of the virus, ...

Getting an updated flu vaccine and taking steps to prevent the spread of germs can help everyone stay safe during flu season.

In a positive finding, the CDC emphasized that there is no evidence the virus has spread from the Louisiana patient to others ...

The US hasn’t learned lessons from the Covid-19 pandemic that it could use to mitigate the threat of pathogens like H5N1 bird ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...