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.

6 days ago · As cases of bird flu continue to climb among wild birds, poultry and cattle in the U.S., the virus poses an increasing threat to human health. A total of 67 human cases of the H5N1 virus have been ...

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 bird flu has ranged from mild to severe, including death.

Jan 17, 2025 · 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 …

Feb 3, 2025 · A rapidly-spreading H5N1 avian influenza, otherwise known as bird flu, has been devastating bird flocks and showing signs of spreading to other mammals. Since 2022, more than 147 million birds in ...

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...

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 …

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.

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.

Feb 5, 2025 · Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with severe infections in humans, according to the Nevada Department of ...