H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry.

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

A virus rapidly spreading in China is also circulating in the United States, causing concern among health experts.

Human metapneumovirus (hMPV) cases continue to be reported in several states across India, although the number of cases is decreasing. While there is no vaccine to prevent or cure this infection, its ...

The same mechanisms involved in COVID-related cardiovascular events are responsible for COVID-related myocarditis.

The flu and COVID-19 are both contagious respiratory illnesses, and can cause similar symptoms, but are caused by different viruses. COVID-19 is caused by infection with a coronavirus named SARS ...

Harnessing the ultrasonic vibrations of tiny viral particles is leading researchers down new paths of discovery.

Read on to learn about the different types of flu. Flu, or influenza, is a contagious respiratory infection caused by various flu viruses. Symptoms include muscle aches and soreness, headache ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens ...