H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for Disease ...
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 …
Influenza A virus subtype H5N1 - Wikipedia
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 …
First U.S. H5N1 Death Sparks Urgency: Scientists Warn
Jan 20, 2025 · The first H5N1 death in the U.S. was reported in January 2025 following exposure to infected chickens. Professor Luis Martinez-Sobrido, Ph.D., (left) and Staff Scientist Ahmed …
Influenza: A(H5N1) - World Health Organization (WHO)
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 …
CDC Confirms First Severe Case of H5N1 Bird Flu in the United …
December 18, 2024-- A patient has been hospitalized with a severe case of avian influenza A(H5N1) virus ("H5N1 bird flu") infection in Louisiana. This marks the first instance of severe …
Highly Pathogenic Avian Influenza A(H5N1) Virus Infections in …
Dec 31, 2024 · Highly pathogenic avian influenza A (H5N1) viruses have caused widespread infections in dairy cows and poultry in the United States, with sporadic human cases. We …
LDH reports first U.S. H5N1-related human death
Jan 6, 2025 · The patient contracted H5N1 after exposure to a combination of a non-commercial backyard flock and wild birds. LDH’s extensive public health investigation has identified no …
Avian influenza A(H5N1) virus
Avian influenza A (H5N1) is a subtype of influenza virus that infects birds and mammals, including humans in rare instances. The goose/Guangdong-lineage of H5N1 avian influenza viruses first …
The Emerging Threat of H5N1 to Human Health | NEJM
Dec 31, 2024 · Highly pathogenic avian influenza (HPAI) A (H5N1) emerged in 1997. 1 Since then, it has spread globally by migratory birds, resulting in infections in animals on every …
Bird Flu | Bird Flu | CDC - Centers for Disease Control and Prevention
Jan 17, 2025 · H5 bird flu is causing outbreaks in wild birds and poultry, other animals and sporadic human cases. Infections with highly pathogenic avian influenza A (H5N1) viruses in …