Influenza

This case represents the second reported human infection with avian influenza A(H5) in Mexico, and the first confirmed case of influenza A(H5N1) in the country. The patient was a child who died from respiratory complications.

Jeff Fischer, MBA, discusses promising preclinical data on a cross-species, cross-strain influenza candidate with pandemic potential at the 2025 Congress of the European Society of
Clinical Microbiology and Infectious Diseases.

Investigational sa-mRNA vaccine advances to phase 1 trials for pandemic preparedness.

Key updates from the Centers for Disease Control and Prevention on influenza activity, hospitalizations, pediatric deaths, and current trends across the United States.

The most recent CDC report accounts for 33 million flu illnesses, 430,000 hospitalizations, and 19,000 deaths this flu season, with Influenza A(H1N1) and A(H3N2) as the primary strains.

The CDC tracks rising human infections linked to poultry and dairy exposure, while the USDA steps up with a comprehensive strategy to combat HPAI and stabilize egg prices.

Two cats became severely ill, and both owners declined to be tested.

A state official says the woman is hospitalized in another state, and had preexisting health conditions that can make people more vulnerable to illness.

The affected person had a mild case and is recovering.

The federal agency is asking hospitalists and labs to accelerate this process in order to know if they are dealing with avian influenza.

The Louisiana Department of Health announced the news late yesterday, and it is the first death in the US associated with the H5N1 virus.

Older males who had these infections had a statistically significant higher risk for physical and cognitive impairments.

The federal health agency stresses the importance of finding the balance between vigilance and enjoying normal activities.

New approach targets multiple strains, promising broad protection against human, avian, and swine influenza viruses.

Veterinary and public health officials share the important roles of surveillance and prevention strategies, insights on the virus's transmission pathways, historical context, the One Health approach, and highlights effective precautionary measures to mitigate H5N1 risks.

Important vaccine updates, including a second COVID-19 vaccine dose for adults 65 and older and immunocompromised individuals, a pneumococcal vaccine for adults aged 50 and older, and more.

People can now take the Healgen Rapid Check COVID-19/Flu A&B Antigen Test in their homes without a prescription.

The findings are from a National Foundation for Infectious Diseases (NFID) survey showing many Americans are not thinking about flu, COVID-19, RSV, or pneumococcal disease, and many respondents do not plan to get vaccinated this fall.

The federal agency gave the nod to FluMist nasal spray to allows individuals to administer the vaccine themselves and as a caregivers to others.

First case this year without a documented occupational exposure to infected animals.

As National Immunization Awareness Month concludes this August, it is a good time to review and update your vaccination schedules before the fall season begins.

Transmission to humans is limited in the US, but concerns linger, especially in the wake of the COVID-19 pandemic.

The companies’ study met 1 of their 2 primary immunogenicity objectives.

Addressing this threat requires the development of effective vaccines and therapeutics specifically targeting evolving H5N1 viruses.

The individuals who worked in an egg layer facility in Colorado were confirmed to have H5N1 and they have reported mild symptoms without hospitalizations.

Paul Radspinner, MBA, president and CEO of FluGen, addresses the safety profile, noting the low adverse event rates highlighting the safety and tolerability of the H3N2 M2SR influenza vaccine.

Adults 65 and older account for 70–85% of annual influenza-related deaths in the USA, underscoring the need for improved vaccine options, as current injectable vaccines show modest efficacy in many seasons.

The $176 million award is for late-stage development of widespread immunization capability against H5 (avian) influenza, should such vaccines be needed.

The case occurred to a man in Colorado who had direct contact with cattle and state public health officials offer details on the patient as well as the risk to the public.

Recent studies in Emerging Infectious Diseases have highlighted the persistence of highly pathogenic avian influenza A (H5N1) virus on milking equipment surfaces and its presence in dairy cattle mammary glands.