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.

Highly pathogenic avian influenza continues to devastate poultry flocks throughout the United States, as well as cause significant illness in cattle, said David Diemert, MD, professor of medicine and professor of microbiology, immunology, and tropical medicine at George Washington University in Washinton, DC, in an interview.

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