Americans are being urged to be extra vigilant this winter, as a suite of influenza A mutations has created a dominant virus ...

A late-emerging influenza A mutation known as subclade K weakened protection, but doctors say vaccination still reduces ...

Have you been sick since the new year started? You're not alone; here's what to know about new H3N2 flu strain and its ...

The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus, the U.S. Centers for Disease Control and Prevention (CDC) announced last ...

BENGALURU: With the rise in viral infection cases, the Indian Council for Medical Research (ICMR) is conducting weekly ...

According to the Indiana Department of Health, Indiana is one of the states at a "very high" level of flu activity. Here's ...

Please provide your email address to receive an email when new articles are posted on . Since May 2023, a combination of neuraminidase mutations has been detected in influenza A(H1N1)pdm09 viruses.

At least 11 million people have gotten sick, and 5,000 people have died from the flu this season as vaccination rates wane: ...

A highly contagious flu mutation called subclade K is sweeping the nation, raising health concerns about vaccine effectiveness this season. Here are the states at most risk.

The virus that causes COVID-19 is accumulating genetic mutations, one of which may have made it more contagious. The number of virus strains present in each zip code in Houston during the second wave ...