Bird flu is infecting more people than we think. We need to stop it now before a new pandemic begins Right after President ...

Dr. James Lederer, chief medical officer for Berkshire Health Systems, says we’re seeing the beginning, not the end, of an ...

When it comes to the potential of H5N1 avian flu picking up mutations that might lead to human-to-human spread, that "train has already left the station," warns 1 infectious disease expert.

Over the past 60 years, the influenza virus has continued to drift and shift. In 1968, a shift once again caused a pandemic.

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...