Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died.

"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

The Centers for Disease Control and Prevention are monitoring the bird flu situation in the United States. Here's what to ...

Seven Delmarva-region commercial operations have now reported cases of the highly contagious virus.

Avian influenza A (H5N1) has mutated, so the symptoms of bird flu could change as more people get sick in 2025.

Influenza A, COVID-19 and norovirus (stomach flu) are on the rise, according to the Centers for Disease Control and Prevention. But there's a fourth "bug" the public should be aware of: respiratory ...

A few cats have died from bird flu after eating raw food. And some raw pet food products have been recalled. Here's what to ...

Respiratory viruses are continuing to spread across the United States and such activity "is expected to continue for several ...

A severe bird flu outbreak has killed millions of chickens, causing egg prices to rise. The virus has spread to dairy cows ...

Atlantic Canada is still bracing for a peak in flu cases, while rates are beginning to stabilize or decline in other parts of ...

All poultry activities have been suspended in Georgia after bird flu was confirmed in a commercial poultry operation, ...