The US just recorded the first death from severe bird flu. Experts say it's not too early, or unreasonable, to prepare for ...

Though H5N1 has been circulating nationwide in wild birds, domestic poultry, and mammals since 2022, you may have only been ...

The Centers for Disease Control and Prevention (CDC) has announced a chilling discovery that could have global implications.

An epidemiologist makes the case that a rush of research to stop a swine flu outbreak led to an accidental lab release of an ...

A bird-flu pandemic is not an exhilarating prospect. Though the strains of the virus currently in circulation may not be as ...

Health authorities have identified a concerning mutation in the bird flu virus found in a critically ill patient in the ...

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Follow Newsweek's live blog for ...

The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...

The explosive pattern of the 1918 pandemic makes it a benchmark for ... In 1997, 18 cases of avian influenza A H5N1 infection occurred in humans in Hong Kong. It soon became evident that the ...

A bird-flu pandemic is not an exhilarating prospect ... All the flu pandemics of the 20th century, however, including the disastrous 1918 influenza that killed 20 million people, began in birds.

In addition, there have been four influenza pandemics since the early 20th century, following the 1918 pandemic that killed an estimated 50 million people. All of them had origins in avian influenza.