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Avian influenza, also known as avian flu or bird flu, is a disease caused by the influenza A virus, which primarily affects birds but can sometimes affect mammals including humans. [1] Wild aquatic birds are the primary host of the influenza A virus, which is enzootic (continually present) in many bird populations.
Bird flu is a scary illness with a high mortality rate. But so far, infections in the U.S. have been relatively mild—until now. A patient in Louisiana has been hospitalized with a severe case of ...
Symptoms of bird flu can include fever, fatigue, cough, muscle aches, sore throat, shortness of breath, stuffy or runny nose, eye redness, headaches and pneumonia requiring hospitalization ...
The Louisiana Public Health Department reported the first bird flu-related human death in the U.S. The patient, who was over 65, contracted bird flu after coming in contact with both a backyard ...
A H5N1 vaccine is an influenza vaccine intended to provide immunization to influenza A virus subtype H5N1. Vaccination of poultry against the avian H5N1 influenza epizootic is widespread in certain countries. [6] [7] Some vaccines also exist for use in humans, and others are in testing. As of July 2024 these include Aflunov, Celldemic and ...
In 2015, an outbreak of avian influenza subtype H5N2 was identified in a series of chicken and turkey farming operations in the Midwestern United States.By May 30, more than 43 million birds in 15 states had been destroyed as a result of the outbreak, including nearly 30 million in Iowa alone, the nation's largest egg producer.
For more on the latest bird flu outbreak: Bird flu could merge with seasonal flu to make mutated virus that could spread among humans, CDC warns. Almost a dozen people have tested positive for ...
H5N1 influenza virus is a type of influenza A virus which mostly infects birds. H5N1 flu is a concern because its global spread may constitute a pandemic threat. The yardstick for human mortality from H5N1 is the case-fatality rate (CFR); the ratio of the number of confirmed human deaths resulting from infection of H5N1 to the number of those confirmed cases of infection with the virus.