H5N1 Flu

‘Making America healthier and making the world healthier are not mutually exclusive goals,’ writes Simon Williams.

President Trump announced he's pulling the U.S. from the WHO. Now researchers are scrambling to understand what that means for the H5N1 bird flu pandemic.

The effectiveness of poultry vaccination in preventing the transmission of highly pathogenic avian influenza viruses (AIVs) has been debated, and its impact on wild birds remains uncertain. Here, we reconstruct the movements of H5 subtype AIV lineages among vaccinated poultry, unvaccinated poultry, …

Despite the havoc it is wreaking on the farm, health officials say the risk of the public getting sick is minimal.

New cases confirmed in eight states

Staff at Griffiths Family Farm - one of the UK's biggest poultry operations - are "devastated".

NEJM Journal Watch reviews over 150 scientific and medical journals to present important clinical research findings and insightful commentary

H5N1 vaccines have been previously licensed, and millions are in the national stockpile. But even with the news of the country’s first human death due to bird flu, vaccination isn’t yet recommended.

Bird flu in United States: Cases have been spreading across the country since April 2024 with 67 confirmed as of Thursday, according to the Centers for Disease Control and Prevention (CDC).

Pet food manufacturers working with uncooked meat and unpasteurised milk/eggs will now have to consider the H5N1 avian flu strain when creating a food safety plan, as the virus has proved highly infectious in cats, and — to a lesser extent — dogs

Bird Flu Virus News: The H5N1 virus has mutated —meaning it has begun to adapt to infect humans better—raising new questions about H5N1’s pandemic potential.

Joining us for this episode of Managed Care Cast is Robert H. Hopkins Jr, MD, medical director at the National Foundation for Infectious Diseases (NFID), who will help separate fact from fiction about avian influenza and discuss what needs to be done to prevent a future escalation.

An outbreak of bird flu in poultry in the U.S. state of Georgia, the nation's biggest chicken producer, is set to trigger trade restrictions from major meat importers, an industry group said on Tuesday, warning of a move that could financially harm farmers and processors.

The latest data from the CDC and USDA show the continued devastating effects of bird flu outbreaks across the United States – with Iowa, the nation's leading egg producer, suffering substantial losses.   A reported outbreak Dec. 17, 2024, in Iowa's Sioux County affected more than 12.1 million poultry birds — the single largest impact recorded […]

Developing low-cost self-service portable sensors to detect viruses is an important step in combating the spread of viral outbreaks. Here, we describe the development of an aptamer-free paper-based molecularly imprinted sensor for the instrument-free detection of influenza virus A (H5N1). In this se …

The avian influenza virus is a global pathogen with significant health and economic implications. While primarily a pathogen of wild and domestic birds, recent outbreaks of the H5N1 highly pathogenic avian influenza virus (HPAIV) clade 2.3.4.4b have caused mortality in a wide variety of mammals, inc …

One of the worst zoonotic illnesses, avian influenza (AI), or commonly referred to as bird flu, is caused by viruses belonging to the genus Influenza viruses, which are members of the Orthomyxoviridae family. The harmful effects of AI illness can affect both human and animal health and cause financi …

The threat

During the 2023-2024 winter, 11 high pathogenicity avian influenza (HPAI) outbreaks caused by clade 2.3.4.4b H5N1 and H5N6 HPAI viruses were confirmed in Japanese domestic poultry among 10 prefectures (in/i = 10 and 1, respectively). In this study, we aimed to genetically and pathologically char …

The ongoing circulation of influenza A H5N1 in the United States has raised concerns of a pandemic caused by highly pathogenic avian influenza. Although the United States has stockpiled and is prepared to produce millions of vaccine doses to address an H5N1 pandemic, currently circulating H5N1 virus …

Influenza A(H5N1) Virus Clade 2.3.2.1a in Traveler Returning to Australia from India, 2024

A UK study confirms that the H5N1 avian flu strain found in cattle poses no extra risk to humans. Find out what this means for public health.

"It may already have been happening in plain sight."

Public health officials maintain that risk to general public remains low.

This story was updated at 1:30 p.m. on Saturday, Jan. 18, 2025, with more information.  The bird flu has reached the state’s prized poultry industry, with the first commercial case of bird flu hitting a producer in northeast Georgia. The state Department of Agriculture announced late Friday that a positive case of Highly Pathogenic Avian […]

Now that the world has adjusted to living with covid-19, a new infectious disease threat is looming—this time from wild birds. highly pathogenic avian i...

The H5N1 bird flu strain circulating in the USA is good at mutating to infect new hosts, according to a genetic study – but it’s still vulnerable to antivirals.

A strain of H5N1 avian influenza isolated from a human patient in Texas exhibited multiple unique mutations compared to the version found in dairy cattle, a stu