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

Louisiana has reported the first U.S. fatality from avian influenza. Most of the country’s human cases have been mild ...

The U.S. has reported its first death due to bird flu, aka H5N1. How deadly is H5N1? Experts discuss bird flu fatality rate amid ongoing outbreak.

As the bird flu situation develops in the U.S., scientists told Newsweek the virus could become a pandemic--depending on what happens next. Right now, California is the epicenter of the outbreak ...

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

And if a bird flu pandemic was to break out, it would be "remarkably severe" in humans because we have no built-up immunity, she added. The US farm worker cases have been relatively mild so far.

Instead, she explained that, to curtail a potential bird flu pandemic — or any pandemic, for that matter — the government should focus on preventing the virus from infecting more farm workers ...

Patrick T. Fallon/AFP/AFP Health experts have been sounding the alarm about the potential pandemic threat posed by bird flu, which has been showing signs of mutating as it spreads among cows and ...