Add Yahoo as a preferred source to see more of our stories on Google. Holstein cows at Riverview Dairy in Pixley, Calif., in 2020. A new study shows the H5N1 virus is likely more widespread in cows ...

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 ...

An H5N1 bird flu mutation associated with increased infectiousness and disease severity has been found in two cats. Since the beginning of this year, more than 50 cats have been infected with H5N1 ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

Scientists are sounding alarms about a genetic mutation that was recently identified in four dairy cow herds, nearly one year after H5N1 bird flu was first reported in Texas dairy cattle. The change ...

A patient in Louisiana became severely ill after contracting Highly Pathogenic Avian Influenza (HPAI), the US Centers for Disease Control and Prevention (CDC) announced in a statement on Thursday.

Mutated H5N1 Bird Flu Found in Cats: Scientists have identified a genetic mutation in two infected cats that is linked to increased infectiousness and disease severity. Mutation Similar to One Found ...

Scientists have discovered a mutation in SARS-CoV-2, the virus that causes COVID-19, that plays a key role in its ability to infect the central nervous system. The findings may help scientists ...

Holstein cows at Riverview Dairy in Pixley, Calif., in 2020. A new study shows the H5N1 virus is likely more widespread in cows than had been reported. (Mel Melcon / Los Angeles Times) Scientists are ...

Add Yahoo as a preferred source to see more of our stories on Google. Willow, the Biden family's new pet cat, wanders around the White House on Wednesday, Jan. 27, 2022 in Washington. Since the ...