A study uncovers the viral gene that lets bird flu beat fever, reshaping surveillance strategies as H5N1 continues to spread.

For the past two years, scientists, public-health officials and even a high-ranking government official or two have warned about the potential danger of a deadly worldwide outbreak, or pandemic, of ...

Australian and Dutch researchers have uncovered a remarkable evolutionary adaptation in birds that could hold vital clues for combating avian flu and respiratory infections in humans, including ...

In a recent study published in the CDC's Emerging Infectious Diseases journal, researchers characterized the pathophysiology of infection by the highly pathogenic avian influenza (HPAI) A (H5N1) viral ...

In A Nutshell In mouse experiments, raising body temperature by about 2°C turned severe flu infections into mild ones ...

Bird flu viruses are a particular threat to humans because they can replicate at temperatures higher than a typical fever, ...

WASHINGTON - The fear that the H5N1 avian flu could kill millions of people is based on the simple fact that very few people have ever had an influenza virus like this one — a situation immunologists ...

An air-filled sac within the birds' lungs is believed to increase the force the birds use to power flight muscles while soaring. Soaring birds -- like osprey, eagles, falcons, even vultures -- can ...