Acting CDC Director Jay Bhattacharya delayed publication of a March 2026 study showing COVID-19 vaccines reduced hospitalization risk by 55% for healthy adults.
Bhattacharya cited concerns about the test-negative design methodology, which has been used for decades in vaccine effectiveness research.
Lawmakers accused Health Secretary Robert F. Kennedy Jr. of political interference in suppressing vaccine benefit data.
CDC scientists defended the methodology, noting it was used in a flu vaccine study published just one week earlier.
The dispute highlights growing tensions between Kennedy’s vaccine-skeptical administration and career CDC researchers.
Why a Widely Used Vaccine Study Method Now Faces Scrutiny
Read Full Article: https://www.naturalnews.com/2026-05-12-cdc-blocks-covid-vaccine-study-publication-amid-methodology-dispute.html