Influenza A virus subtype H5N1 - Wikipedia
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 …
H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for Disease ...
2 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.
H5 Bird Flu Response: Focus Areas for Ongoing Public Health Risk ...
2 days ago · Most cases of H5N1 bird flu associated with the ongoing outbreak in the United States have resulted in mild symptoms. CDC experts and other scientists continue to work to understand why some infections, including an infection reported in Canada and one reported in Louisiana, resulted in serious illness.
H5N1: How worried should we be? - University of South Florida
3 days ago · H5N1 remains a major threat to poultry and wild bird populations, leading to large-scale culling of domestic fowl in many countries over the past few years to control outbreaks and reduce economic losses. The virus has caused a dramatic rise in bird infections worldwide, particularly in Asia, Europe and North America, throughout 2022 and 2023.
Highly Pathogenic Avian Influenza A(H5N1) Virus: Interim ...
Dec 26, 2024 · HPAI A (H5N1) virus infection has been reported in wild mammals such as foxes, bears, seals, and sea lions, and in domesticated animals, including pets such as cats and dogs, farmed mink and foxes, and livestock such as goats and dairy cows.
Highly Pathogenic Avian Influenza A(H5N1) Virus Infections in …
Dec 31, 2024 · Highly pathogenic avian influenza A (H5N1) viruses have caused widespread infections in dairy cows and poultry in the United States, with sporadic human cases. We describe characteristics of...
Influenza: A(H5N1) - World Health Organization (WHO)
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.
H5N1 Bird Flu: What You Need to Know > News - Yale Medicine
Jan 7, 2025 · Avian influenza A (H5N1), or bird flu, is spreading among cows in the United States. A Yale Medicine expert tells you what you need to know to stay safe.
NIH Officials Assess Threat of H5N1
Dec 31, 2024 · Highly pathogenic H5N1 avian influenza A virus (HPAI H5N1) remains a low risk to the general public, and public health experts in the United States believe that available treatments and vaccines, as well as those in development, are …
Avian Influenza (Bird Flu): H5N1, Causes, Symptoms & Treatment
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.