Avian influenza can jump species from birds to humans, a fact that arouses concern for serious illness and broader human ...

Researchers at the US Centers for Disease Control and Prevention (CDC) have identified a few instances of asymptomatic human infection with avian influenza A (H5N1) virus. Widespread in wild birds ...

There is a problem that has been reported to be a rare and worrisome development by the health authorities: there are people who have been caught with the H5N1 bird flu virus, but they did not show ...

Several zoonotic diseases that can leap from animals to humans are becoming increasingly diverse in their modes of transmission. As global health surveillance intensifies, two names have dominated ...