Influenza A viruses (IAVs), particularly H5Nx strains, pose significant threats to both avian and mammalian species, with occasional spillovers resulting in human infections. A crucial barrier to ...

In 2024, as zoos were hit hard by H5N1 bird flu, big cats were particularly affected: tigers, lions, a cheetah, and a panther ...

A recent study has revealed that a single genetic change in a strain of the highly pathogenic H5 influenza virus could ...

The flu sickens millions of people in the U.S. every year, and the past year has been particularly tough. Although infections ...

Health officials have issued a warning about the risk of avian influenza after 19 wild birds in Ireland tested positive for the virus in the first three months of 2025.

In other H5N1 developments, the WHO releases surveillance guidance for human cases, and the USDA announces new funding to ...

Overall, 58% were prescribed antivirals during their UC or ED visit, with 67% of prescribing occurring on the encounter date. Among those prescribed antivirals, 3,050 (80%) had them dispensed, with 65 ...

“This biosensor is the first of its kind,” said Rajan Chakrabarty, a professor of energy, environmental, and chemical ...

The flu is a contagious viral infection of the respiratory system that affects the nose, throat and lungs. It is caused by influenza viruses. Symptoms of mild flu infections can resemble those of the ...

The new nasal vaccine only needs one dose and produces reliable immunity right at the site where the virus enters the body.