Cases of a wretched stomach bug are surging in parts of the United States this winter, according to government data. The most ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe ...

Avian influenza has spread far beyond the nation's birds, infecting all manner of creatures from zoo animals, wild mammals, ...

Northern Kentucky health officials say the person was exposed to rabies and received medical treatment in Kentucky and Ohio ...

Bird flu was busy in South Dakota and in some surrounding states in December. According to the USDA’s avian flu tracker, as ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

A genetic analysis of viral samples from a patient in Louisiana hospitalized with the first severe case of bird flu showed ...

Cases of norovirus appear to be on the rise in various parts of the U.S., according to data from the Centers for Disease ...

The CDC's analysis revealed changes in the hemagglutinin (HA) gene, a critical component for the virus's ability to attach to ...

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

Exclusive reporting reveals how the United States lost track of a virus that could cause the next pandemic. Problems like the ...