H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for Disease ...
6 days ago · CDC influenza (flu) surveillance systems show no indicators of unusual influenza activity in people, including avian influenza A (H5). Total people monitored and total people …
2022–2024 Detections of Highly Pathogenic Avian Influenza
Feb 9, 2022 · The United States has the strongest avian influenza surveillance program in the world. Through our ongoing wild bird surveillance program, APHIS collects and tests large …
USDA Reported H5N1 Bird Flu Detections in Poultry
6 days ago · Highly pathogenic avian influenza (HPAI) A(H5) viruses have been detected in U.S. wild aquatic birds, commercial poultry and backyard or hobbyist flocks beginning in January …
Avian Influenza - Animal and Plant Health Inspection Service
Avian influenza, or "bird flu," is a contagious viral disease of domestic and wild birds. It's a major threat to the poultry industry, animal health, trade, and the economy worldwide. Caused by …
Bird Flu | Bird Flu | CDC - Centers for Disease Control and Prevention
Jan 17, 2025 · Infections with highly pathogenic avian influenza A (H5N1) viruses in mammals have been reported. A multi-state outbreak of HPAI A (H5N1) bird flu in dairy cows was first …
Confirmations of Highly Pathogenic Avian Influenza in …
Jun 20, 2024 · APHIS confirmed highly pathogenic avian influenza (HPAI) in a commercial flock in the United States on February 8, 2022. Since then, we have worked swiftly to identify and …
May 28, 2024 · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with two cases of H5 in U.S. dairy workers. While the current …
Avian Influenza Surveillance | U.S. Geological Survey - USGS.gov
Jan 24, 2025 · Avian influenza is a viral disease caused by various strains of avian influenza viruses that can be classified as low pathogenic avian influenza (LPAI) or highly pathogenic …
Avian Influenza | U.S. Fish & Wildlife Service - U.S. Fish and …
Highly pathogenic avian influenza (HPAI) viruses can severely affect domestic animal, wildlife, and sometimes human health. Outbreaks of Eurasian lineage highly pathogenic avian …
Current Situation: Bird Flu in Humans | Bird Flu | CDC
Jun 3, 2024 · USDA has publicly posted the genetic sequences of avian influenza A (H5N1) viruses found in U.S. wild birds and poultry. The viruses are from clade 2.3.4.4b A, which is …