An experimental mRNA vaccine against the H5N1 avian flu is highly effective in preventing severe illness and death in lab animals, researchers report.

The vaccine could help fight the H5N1 bird flu outbreaks now spreading in wild birds, poultry and cows in the United States, researchers said.

Stopping those outbreaks is key to preventing the H5N1 flu from leaping into humans, researchers said.

Read More:  Newsmax