Older adults who were exposed to seasonal flu viruses that circulated prior to 1968 are more likely to have some protection against H5N1, and children would benefit more from H5N1 vaccines.

Highly pathogenic avian influenza – commonly known as bird flu – has been detected in a commercial chicken flock in Noxubee County.  Birds from the infected flock, which were being raised for meat, ...

Here are four more updates: Influenza activity remained elevated but has been declining for four consecutive weeks. Flu-related emergency department visits remain moderate, and test positivity is at ...

Raw cheese made with milk from dairy cattle infected with bird flu can harbor infectious virus for months and may be a risk ...

The recommendations were made following a meeting that included experts from the FDA, the Centers for Disease Control and Prevention, and the Department of Defense.

The Food and Drug Administration has issued recommendations for the composition of influenza shots for the upcoming ...

The U.S. Food and Drug Administration on Thursday made recommendations to vaccine manufacturers for the virus strains to be ...

Scientists are sounding the alarm about a concerning genetic mutation of the H5N1 bird flu virus, recently identified in ...

SACRAMENTO, the United States, March 12 (Xinhua) -- Scientists are sounding the alarm about a concerning genetic mutation of the H5N1 bird flu virus, recently identified in four dairy cow herds, as ...

Catani and colleagues provide data on antigenic properties of neuraminidase proteins of pandemic H1N1 and show that antigenic diversity of the neuraminidase from 2009 to 2020 largely falls into two ...

To maintain vaccine efficacy, WHO regularly updates influenza vaccine strains based on global epidemiological, virological, ...