Early flu exposure helps immunity against H5N1 infection, with older adults having stronger antibody responses.

Life science companies developing bird flu vaccines are gaining attention as the avian influenza subtype H5N1 becomes an ...

HHS is re-evaluating a nearly $600 million contract with Moderna to develop and test vaccines against flu viruses that could ...

Prior exposures to specific types of seasonal influenza viruses promote cross-reactive immunity against the H5N1 avian ...

Researchers from the University of Pennsylvania, USA, have found that previous exposure to certain seasonal influenza viruses ...

Trump’s team wants vaccines to stop bird flu. RFK Jr. says it could turn ‘flocks into mutation factories’ - The spread of ...

Older adults who were exposed to seasonal flu viruses that circulated prior to 1968 are more likely to have some protection ...

The ongoing bird flu outbreak has led to wild bird deaths, slaughtered livestock, and hazardous conditions for dairy industry ...

Bird flu, or H5N1 avian influenza, has been circulating across North America since 2022, infecting birds, livestock, wildlife ...

Scientists are sounding alarms about a genetic mutation that was recently identified in four dairy cow herds, nearly one year ...

Gaps in surveillance and cuts by the Trump administration to medical research threaten to undermine efforts to contain a ...

USDA under then Secretary Tom Vilsack conditionally approved a vaccine made by Zoetis, containing a killed version of an H5N2 variant designed to work against circulating H5N1 variants.