H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for …
4 天之前 · 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.
Signs and Symptoms of Bird Flu in People | Bird Flu | CDC
2024年12月20日 · The severity of illness associated with bird flu has ranged from mild to severe, including death. The reported signs and symptoms of bird flu in humans have varied. Eye redness has been the predominant symptom among recent U.S. cases of avian influenza A(H5) virus infection. Respiratory symptoms and fever were also reported.
Avian Influenza in Birds: Causes and How It Spreads
2024年5月3日 · Avian influenza refers to disease in birds caused by infection with avian (bird) influenza (flu) Type A viruses. Avian influenza A viruses have been isolated from more than 100 different species of wild birds around the world.
Avian Influenza (Bird Flu): H5N1, Causes, Symptoms & Treatment
2024年12月5日 · 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.
Influenza: Avian - World Health Organization (WHO)
2024年5月16日 · Avian influenza, sometimes known as bird flu, is a disease caused by a virus that mainly affects birds but can also affect mammals, including humans. It primarily spreads from infected birds to humans through close contact with birds or contaminated environments, such as in backyard poultry farm settings and at markets where birds are sold.
Bird flu (avian influenza) - Symptoms and causes - Mayo Clinic
2024年6月8日 · Bird flu, also called avian influenza, is caused by influenza type A virus infections in bird species. Depending on the strain, bird flu may cause the bird to have no symptoms, mild illness, serious illness or lead to the death of the bird.
Avian Influenza - Animal and Plant Health Inspection Service
2024年8月30日 · 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.
The bird flu threat to humans in the United States
2 天之前 · The United States recorded its first human death from bird flu on January 6, heightening concerns that the latest strains of influenza A/H5N1 virus could become a significant public health threat to humans in 2025. So far, much of the impact of bird flu in the U.S. has been limited to poultry and dairy farms, ...
Avian Influenza Outbreak: Should You Take Down Your Bird …
2025年1月3日 · Many people are concerned about the outbreak of avian influenza, or bird flu, that began in 2022 and has affected domestic poultry, waterfowl, raptors, shorebirds, other species of birds, and some mammals in many parts of the world.
Is bird flu the next pandemic? What to know after the first H5N1 …
2025年1月8日 · Avian influenza, or bird flu, is a broad term that refers to several types of influenza that normally infect birds. The bird flu that’s been making news in the United States is a virus called H5N1.