Category: Avian Influenza
Pennsylvania commercial gamebirds struck by avian flu
Watt Poultry Highly pathogenic avian influenza (HPAI) was confirmed in a flock of commercial upland gamebirds in Lancaster County, Pennsylvania. According to information from the United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS), the presence of HPAI was confirmed on July 2. The gamebirds were being raised for release, and the flock […]
Jul 9, 2025
Cambodia Reports Surge in Human Infections with Avian Influenza A(H5N1)
Global Biodefense Unusual spike in human infections highlights ongoing risks at the human-animal interface and the need for cross-sectoral public health action. Between January and July 2025, Cambodian health authorities reported 11 laboratory-confirmed cases of human infection with avian influenza A(H5N1), including six fatalities. Notably, seven of these cases occurred in June alone—an unusual monthly spike. These […]
Jul 9, 2025
Highly pathogenic avian influenza H5N1 in the United States: recent incursions and spillover to cattle
Nature Since Spring 2024, new genotypes of highly pathogenic avian influenza (HPAI) H5N1 clade 2.3.4.4b have been identified in the United States (US). These HPAI H5N1 genotypes have caused unprecedented multi-state outbreaks in poultry and dairy farms, and human infections. Here, we discuss the current situation of this outbreak and emphasizes the need for pre-pandemic […]
Jul 9, 2025
CDC ends bird flu emergency
The HIll The Centers for Disease Control and Prevention (CDC) has ended its emergency response to the H5N1 avian flu. A spokesperson for the Department of Health and Human Services (HHS) said that the emergency bird flu response was “deactivated to transition back to regular program activity” last Wednesday due to reports of animal infections declining and no […]
Jul 8, 2025
How Bird Flu Became a Human Pandemic Threat
Scientific American The first hints that a new strain of avian illness is emerging could be found on this beach on Delaware Bay, where migrating birds flock. Here’s what virus detectives who return there every year know right now. H5N1 bird flu has been making a lot of headlines since last year, and for good […]
Jul 2, 2025
Cambodia, South Korea record new avian flu cases in poultry
Watt Poultry A number of human infections with flu viruses of avian origin have also been confirmed in the region. Since mid-June, Cambodia’s veterinary authority has confirmed six further highly pathogenic avian influenza (HPAI) outbreaks in poultry flocks. Based on official notifications to the World Organisation for Animal Health (WOAH), these bring the nation’s total outbreaks over […]
Jul 2, 2025
Cambodia reports 3 new human cases of H5N1 bird flu
BNO News Cambodia has confirmed three new human cases of H5N1 bird flu, all linked to the same area where a case was reported last week, according to health officials. The new cases include a 46-year-old woman and her 16-year-old son from Lek village in Daun Keo commune. Both are currently in stable condition. Their […]
Jul 2, 2025
Current Situation: Bird Flu in Dairy Cows
CDC On April 1, CDC confirmed one human HPAI A(H5N1) infection in a person with exposure to dairy cows in Texas that were presumed to be infected with the virus. This is thought to be the first instance of likely mammal to human spread of HPAI A(H5N1) virus. In May 2024, CDC began reporting additional, […]
Jul 2, 2025
Nationwide Avian Flu Response Gains Momentum, Yet Urgent Action Remains Essential
Contagion Since H5N1, more commonly known as avian or bird flu, first appeared in commercial poultry and backyard flocks in the US in February 2022, the threat of the Highly Pathogenic Avian Influenza (HPAI) virus has wreaked havoc among the poultry and livestock industry for producers, veterinarians and government agencies.1 As of May 2025, the […]
Jun 18, 2025
On the brink: H5N1 and the risk to human health
The Lancet The avian influenza virus is a pathogen that has been well known to the scientific community ever since its first detection in 1996. Avian influenza is caused by a single-stranded RNA influenza A virus, and the current outbreak in North America is caused by the subtype H5N1, with waterfowl serving as its natural reservoir. […]
Jun 18, 2025