Robert F. Kennedy Jr. addressed the worsening avian flu crisis, saying vaccinating birds turns them into “mutation factories." Instead, he recommends letting the birds who survive the virus continue to breed.

Life science companies developing bird flu vaccines are gaining attention as the avian influenza subtype H5N1 becomes an increasing concern. The United States is in the midst of an H5N1 bird flu outbreak that began in February 2024 and is now threatening the nation’s poultry and cattle industries.

RFK Jr. has once again railed against vaccines, this time claiming that vaccinating birds against avian flu will turn flocks into "mutation factories."