Pathogenicity and transmissibility of bovine H5N1 influenza virus
Highly pathogenic H5N1 avian influenza (HPAI H5N1) viruses occasionally infect, but typically do not transmit, in mammals.
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Avian flu: increased vigilance recommended
Avian influenza viruses continue to circulate, albeit at low levels, among wild bird populations across the European Union and the European Economic Area (EU/EEA).
Age, comorbidity burden and late presentation are significant predictors of hospitalization length and acute respiratory failure in patients with influenza
Influenza viruses are responsible for a high number of infections and hospitalizations every year.
Cambodia reports new human case of H5N1 bird flu
A toddler in Cambodia is seriously ill after testing positive for H5N1 bird flu, the health ministry confirmed on Saturday, making it the country’s sixth human case so far this year.
CDC A(H5N1) Bird Flu Response Update
CDC provides an update on its response activities related to the multistate outbreak of avian influenza A(H5N1) virus, or "H5N1 bird flu," in dairy cows and other animals in the United States.
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Policy & Recommendations
How CDC is monitoring influenza data among people to better understand the current avian influenza A (H5N1) situation
CDC influenza (flu) surveillance systems show no indicators of unusual influenza activity in people, including avian influenza A(H5N1).
Germany reports rare outbreak of H7N5 bird flu near Dutch border
Germany reported a rare outbreak of highly pathogenic H7N5 bird flu on a farm in the western part of the country, near the border with the Netherlands, the World Organisation for Animal Health (WOAH) said on Thursday.
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Policy & Recommendations
Avian flu: cases on the decline in Europe, surveillance recommended in view of upcoming season
Europe has recorded the lowest number of highly pathogenic avian influenza (HPAI) cases in poultry and wild birds since 2019/2020 and the risk to the general public remains low.
Characterization of highly pathogenic avian influenza virus in retail dairy products in the US
In March 2024, clade 2.3.4.4b H5N1 highly pathogenic avian influenza virus (HPAIV) was detected in dairy cattle in the US, and it was discovered that the virus could be detected in raw milk.
CDC Reports Fourth Human Case of H5 Bird Flu Tied to Dairy Cow Outbreak
A human case of highly pathogenic avian influenza (HPAI) A(H5) (“H5 bird flu”) virus infection in the United States has been identified in the state of Colorado.
What You Need to Know About Bird Flu Vaccines
lu is generally a health concern in the fall and winter, but this spring and summer, influenza—specifically avian influenza, or bird flu—is dominating headlines and weighing heavily on the minds of health experts.
COVID-19 health information system assessments in eight European countries: identified gaps, best practices and recommendations
Global threats, such as the coronavirus disease 2019 (COVID-19) pandemic, have highlighted the critical importance of robust and well-functioning health information systems (HIS) in effectively addressing public health emergencies.
