H5N1 Statistics

H5N1 is making headlines in 2025 even though it’s been around for a surprisingly long time

In January, the first person in the US died from bird flu. Learn what the symptoms are and how you can stay safe

Northeast Roundup: Delaware producers are eligible for a crop insurance premium discount; dairy survey launched in Pennsylvania.

Avian flu remains a highly dangerous virus which is "constantly adapting."

Six Asia-Pacific states have reported new cases of avian influenza in poultry, raising concerns about its impact on the poultry industry.

Since 2022 and as of epidemiological week (EW) 8 of 2025, a total of 19 countries and territories in the Americas Region reported 4,713 animal outbreaks of avian influenza A(H5N1) to the World Organization for Animal Health (WOAH), representing 325 additional outbreaks, since the last epidemiological update published by the Pan American Health Organization/World Health Organization (PAHO/WHO) on 24 January 2025.

Australia saw small outbreaks of other strains of bird flu in recent months and managed to "close those down," expert says.

Risk to People in the United States from Highly Pathogenic Avian Influenza A(H5N1) Viruses

More than 112,000 birds have been culled in Northern Ireland due to avian flu in just over two weeks.

The U.S. Department of Agriculture has confirmed five more dairy herds in California have tested positive for bird flu. The USDA's Animal and Plant Health

For scientist Dr. Richard Webby, the biggest ‘uh-oh’ moment was when the virus infected cows

The CDC has confirmed 68 cases among people in the U.S. since March of last year.

Cornell has launched a comprehensive resource that offers a one-stop clearinghouse for the most current and trustworthy information on bird flu.

On Tuesday the U.S. Food and Drug Administration shared its agenda for research into avian influenza in dairy cows as it works to make sure the milk supply remains safe to drink.

The Wastewater Surveillance Act, if passed, would require at least one wastewater monitoring site in every California county.

Outbreaks reported in poultry and dairy cattle

Avian influenza, or bird flu, is a virus that is on the mind of many in the United States and globally. The disease, which historically is transmitted by wild and farm birds, recently has jumped to other farm animals and humans. The mass infections of chickens has forced farmers to reduce their flocks resulting in […]

Just days into Trump’s second term, the WHO stopped getting communications on influenza from the US. Read more at straitstimes.com.

There have been 33 outbreaks so far on farms, but the risk to humans remains low, the government says.

At least 43 states are showing “very high” to “high” levels of flu activity.

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A practical guide to your bird flu fears.

Federal stats show more than 4.1 million chickens and turkeys in Ohio have tested positive for avian flu since the beginning of this calendar year.

Useful resource. The Texas Department of State Health Services created an interactive respiratory illness dashboard to be a resource for all Texans including healthcare providers, local leaders, and public health jurisdictions to monitor respiratory illness trends.

Just days after declaring Australia free of bird flu, a new outbreak has been detected at a poultry farm in Victoria.

Farmworkers in close contact with infected animals should be tested and offered treatment even if they show no symptoms, said Dr. Nirav Shah, principal director of the U.S. Centers for Disease Control and Prevention.

Baseless allegations circulate amid anxieties.

This latest outbreak is part of a broader epizootic that has swept across the United States, affecting not only poultry but also wild birds, mammals and humans.