Health Secretary Robert F. Kennedy Jr. is quietly advancing a $40 million to $50 million federal investigation into vaccine safety, despite scaling back public critiques under White House pressure. The effort, led by biostatistician Martin Kulldorff, focuses on links between vaccines and chronic illnesses like autism and autoimmune disorders, reigniting debates over decades-debunked claims.

The initiative, involving the CDC and FDA, aims to analyze medical records via the Vaccine Safety Datalink system. Critics argue Kennedy’s team cherry-picks data, mirroring past tactics that led to staff departures at the CDC. The secretary’s book, "Vax-Unvax: Let the Science Speak," frames vaccines as a "potential culprit" in rising health issues, despite scientific consensus on their safety.

Funding the project, which includes thimerosal research and comparisons of vaccinated vs. unvaccinated children, has drawn accusations of misallocating resources. Experts warn such studies risk skewing priorities away from unresolved public health challenges. Kennedy’s team insists the work will "strengthen trust" by addressing gaps identified by the Institute of Medicine.

This behind-the-scenes push reflects Kennedy’s broader strategy to use legal action against vaccine manufacturers, positioning himself as a defender of "gold-standard research." With the November elections looming, the administration balances political fallout against a campaign promise to scrutinize environmental and medical exposures.