With CDC reports showing H5N1 avian influenza continuing to devastate poultry flocks and dairy herds across the country, ...

Asymptomatic human avian influenza A (H5N1) infections occur, and person-to-person transmission is likely in some settings, ...

Bird flu cases are on the rise across the country as wild flocks migrate south for the winter, mingling with domestic poultry ...

Migrating wild birds are spreading the virus to domesticated flocks, increasing the risk of eventually seeing a human ...

A new study revealed more farmworkers had signs of infection, even though they reportedly did not display symptoms of illness.

Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

The CDC recommends wider testing and more use of antiviral flu medicine for workers exposed to bird flu at poultry and dairy ...

Axios Visuals Washington state has the second-highest number of recent bird flu cases in the country, with nearly 2 million cases last month. Why it matters: The H5N1 flu is continuing to evolve and ...

USDA’s Animal and Plant Health Inspection Service (APHIS) reports that after a summer pause, Highly Pathogenic Avian Influenza has returned in significant ...

After a relatively quiet summer, bird flu is beginning to rear its ugly head once more. But even if we haven’t been talking about it as much, that doesn’t mean the virus has gone away – and it’s not ...

The CDC says bird flu is a disease caused by avian influenza A viruses (H5N1) that usually spread between birds, not people.

Questions abound about how to best inoculate the world against swine flu as health officials plan for a campaign that could dwarf any previous flu vaccination effort. Among the issues to be resolved ...