As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix. A 13-year-old girl in British Columbia who was ...

Across the world, only a few dozen people appear to carry a genetic glitch that lets them brush off viruses that flatten ...

Researchers are edging closer to a universal antiviral drug, a single medicine that could treat every virus known to man.

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...