Feb 4, 2025 · 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 the current public health risk is low, CDC is watching the situation carefully and working with states to monitor people with animal exposures.

5 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 2022. The latest H5N1 bird flu detections in backyard and commercial poultry by state and county are provided on this webpage.

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 reported on March 25, 2024. January 14, 2024, USDA APHIS reported the first H5N1 detection in wild birds in the US since 2016.

Feb 4, 2025 · 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 influenza type A viruses, the disease varies in severity depending on the strain and species affected.

Highly pathogenic avian influenza (HPAI) viruses can severely affect domestic animal, wildlife, and sometimes human health. Outbreaks of Eurasian lineage highly pathogenic avian influenza viruses have been impacting domestic poultry and wild …

11 hours ago · USDA milk testing shows different strain of H5N1 bird flu in Nevada dairy herds. But alone, they dismiss an outsized advantage we possess over bird flu — one that is greater, arguably, than our ...

Feb 9, 2022 · With the recent detections of the Eurasian H5 strain of highly pathogenic avian influenza (HPAI) in wild birds and domestic poultry in the United States, bird owners should review their biosecurity practices and stay vigilant to protect poultry and pet birds from this disease.

Jan 28, 2025 · Maps of bird flu cases show the spread of the virus across the United States. Where has bird flu been seen in humans? How have people become infected by bird flu? What are the symptoms of...

4 days ago · More than 156 million chickens, ducks, turkeys and other fowl have been slaughtered across the United States since the outbreak began in January 2022. One person has been killed.

Dec 21, 2024 · Since April 2024, 61 human cases of bird flu have been reported in the U.S. The virus has only spread from animals to humans. Should it spread from person to person, the level of public health...