Article continues below advertisementAnthony FauciSource: MEGAInstagram banned Robert F. Kennedy Jr. several times due to his false anti-vaccine statements.Robert F. Kennedy Jr. has been caught up in plenty of feuds over the years.A prominent anti-vaccine activist, the U.S. Secretary of Health and Human Services falsely claimed that the COVID-19 vaccine was the "deadliest vaccine ever made." Amid the pandemic, he repeatedly criticized former director of the National Institute of Allergy and Infectious Diseases Anthony Fauci and accused him of profiting off the Moderna COVID-19 vaccine.