Bird flu H5N1 has infected people in the U.S. See the map of cases. Could it trigger the next pandemic? Experts explain the ...

A Bay Area child tested positive for bird flu. Other California cases were traced to cattle and dairy farms in the Central ...

Bird flu continues to spread across the U.S., with new infections in Hawaii and continued human outbreaks in California.

California health officials have identified a possible bird flu case in a child who was tested for mild upper respiratory ...

Officials suspect wild migrating birds are likely to blame for the first known infection of a flock in Hawaii, which had been the last state in the country with no reported cases in poultry or wild ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

A teenager has made history after falling ill with the virus despite having no contact with birds or any underlying ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...

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

It’s been nearly eight months since avian flu was first detected in U.S. dairy herds, and cases in both cows and humans continue to pile up. That slow burn of infections through our nation’s livestock ...

MANILA, Philippines — Cagayan is the latest province to be declared by the Department of Agriculture (DA) as bird flu-free after laboratory tests confirmed no new cases of the avian disease more ...

LONDON, Nov 5 (Reuters) - The UK government said on Tuesday that cases of bird flu had been confirmed in commercial poultry at premises in Yorkshire, hours after it increased the risk level of the ...