3 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 tested will be updated weekly on Fridays. Human cases are typically updated by 5 PM EST on Mondays, Wednesdays and Fridays.

2 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.

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 numbers of samples from wild birds in the North American flyways.

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

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 …

Aug 30, 2024 · 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.

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 respond to detections and mitigate the virus’ impact on U.S. poultry production and trade.

3 days ago · Bird flu, or avian influenza, is spreading among livestock and other mammals in the United States, raising concerns that another pandemic may be looming. Last month, California declared a state of ...

Jan 15, 2025 · There have been sporadic human cases both in the United States and in other countries, and limited human-to-human transmission of avian influenza has been occasionally reported globally. To date, there is no evidence of human-to-human transmission associated with the current avian influenza situation in the United States.

Mar 24, 2024 · The United States is not alone in facing the rising threat of avian influenza. Several countries are reporting rising cases in wild birds and mammals, as well as troubling new human infections.