Could a controversial figure's challenge to vaccine policies unravel decades of public health progress? As the FDA dives deeper into COVID-19 vaccine safety, questions arise about the potential impact on public trust and the future of immunization practices.

According to Bloomberg, the U.S. Food and Drug Administration (FDA) has expanded a safety inquiry into COVID-19 vaccines to determine whether the shots may have contributed to deaths among adults.

The review initially appeared focused on pediatric cases.

The shift comes as Robert F. Kennedy Jr., the new U.S. Health and Human Services secretary challenges longstanding federal vaccine recommendations and calls broader immunization practices into question.

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The FDA's inquiry spans multiple divisions within the agency and marks an unusual step at a time when scientific consensus maintains that the vaccines are safe and have delivered substantial public-health benefits.

FDA's Move Could Raise Vaccine Safety Concerns

Kennedy, however, has repeatedly criticized both the ...