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 ...

Nipah virus is among the deadliest zoonotic infections known to humans, with fatality rates ranging from 40 to 75 per cent in reported outbreaks. What makes the virus especially dangerous is not just ...

The discovery of bird flu in dairy cow milk highlighted a previously overlooked target for the H5N1 virus: mammary glands. A new study suggests it’s not unique to cows. An H5N1 virus isolated from an ...

The flu illness is triggered by influenza viruses, which enter the body through droplets and then infect cells. Researchers from Switzerland and Japan have now investigated the flu virus in minute ...

For centuries, the nature of a fever — and whether it's good or bad — has been hotly contested. In ancient Greece, the physician Hippocrates thought that fever had useful qualities, and could cook an ...

Bird flu viruses are a particular threat to humans because they can replicate at temperatures higher than a typical fever, one of the body's ways of stopping viruses in their tracks, according to new ...

Bacteria and the viruses that infect them are perpetually at war. Their deadly clashes push both kinds of microbes to evolve ...

In the ongoing fight against viruses, a new scientific approach could bring sweeping change. Instead of targeting the virus itself, researchers are now focusing on strengthening the body’s natural ...