Health Secretary Robert F. Kennedy Jr. has made significant changes to the charter of the Centers for Disease Control and Prevention's Advisory Committee on Immunization Practices (ACIP). The revisions allow Kennedy to appoint more allies who share his anti-vaccine views and shift the panel's focus towards alleged vaccine injuries and risks. The updated charter, published recently, tasks ACIP members with analyzing the cumulative effects of vaccines, a move that aligns with the goals of anti-vaccine activists. This change marks a departure from previous focuses on individual vaccines and could influence federal vaccine policy, which affects state requirements and insurance coverage. Kennedy has previously made false claims about vaccines, including labeling the mRNA COVID-19 vaccine as “the deadliest vaccine ever made.” These developments raise concerns about the potential impact on public health and vaccine trust.