Influenza A virus subtype H5N1 (A/H5N1) is a subtype of the influenza A virus, which causes the disease avian influenza (often referred to as "bird flu"). It is enzootic (maintained in the …

4 days ago · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with several recent human cases in U.S. dairy and poultry workers. While …

May 16, 2024 · H5N1 influenza virus infection can cause a range of diseases in humans, from mild to severe and in some cases, it can even be fatal. Symptoms reported have primarily …

Feb 14, 2025 · The CDC (Centers for Disease Control and Prevention) confirmed that humans in the U.S. have tested positive for highly pathogenic avian influenza A (H5N1), also known as …

Dec 5, 2024 · Avian influenza, commonly called “bird flu,” is a viral infection that spreads in birds, cows and other animals. It can sometimes spread to people. In humans, H5 subtypes of …

Avian Influenza A (H5N1) is primarily an occupational hazard that impacts workers in the poultry and dairy industries. Currently, H5N1 avian influenza is a low health risk to the public as …

Jun 14, 2024 · CDC provides an update on its response activities related to the multistate outbreak of avian influenza A (H5N1) virus, or "A (H5N1) bird flu virus," in dairy cows and …

Since 2020, outbreaks of avian influenza subtype H5N1 have been occurring, with cases reported from every continent except Australia as of February 2025. [1][2][3][4] Some species of wild …

Jan 7, 2025 · Amid an ongoing outbreak of bird flu among poultry and dairy cattle across the United States, the country has recorded its first human death due the virus known as avian …

Highly pathogenic influenza viruses of the H5N1 subtype have infected more than 600 people since 1997, resulting in the deaths of approximately 60% of those infected. Multiple studies …