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

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 population) in many bird populations, and also panzootic (affecting animals of many species over a …

Dec 20, 2024 · Most human cases of bird flu, caused by avian influenza A (H5) virus, in the United States have been mild, so far, and most were in people who had known exposure to sick or infected animals. The severity of illness associated with …

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 mammals have …

Dec 5, 2024 · Avian influenza, commonly called “bird flu,” is a viral infection that spreads in birds, cows and other animals. It can sometimes spread to people. In humans, H5 subtypes of influenza A are the most common cause. It can cause mild to severe respiratory symptoms and pink eye. People who work with poultry, waterfowl and dairy cows are most at risk.

Avian Influenza A (H5N1) is primarily an occupational hazard that impacts workers in the poultry and dairy industries. Currently, H5N1 avian influenza is a low health risk to the public as person-to-person transmission of avian influenza viruses is very rare.

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 been respiratory, but conjunctivitis and other non-respiratory symptoms have also been reported.

Feb 5, 2025 · Bird flu, also referred to as H5N1 or highly pathogenic avian influenza (HPAI), is a disease caused by the influenza type A virus that primarily spreads among birds. H5N1 is a subtype of...

Avian influenza A (H5N1) illness is caused by the avian influenza A (H5N1) virus. Human infections with avian influenza A (H5N1) are rare and usually occur after close contact with infected birds or highly contaminated environments such as poultry farms or live animal markets.

Dec 20, 2024 · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with several 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.