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CDC Blocks Study Showing Vaccines Halve Hospitalizations, Officials Resign

4/24/2026

Summary

Story summary

CDC director Dr. Jay Bhattacharya blocked a study that found Covid-19 vaccines cut adult emergency-room visits and hospitalizations by about half.
Former CDC senior vaccine adviser Dr. Fiona Havers said the Morbidity and Mortality Weekly Report (MMWR) rejected the VISION network test-negative study after internal review, calling it political interference.
HHS Secretary Robert F. Kennedy Jr. ended universal Covid-19 vaccine recommendations, prompting CDC officials to resign.

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Story summary

CDC director Dr. Jay Bhattacharya blocked a study that found Covid-19 vaccines cut adult emergency-room visits and hospitalizations by about half.
Former CDC senior vaccine adviser Dr. Fiona Havers said the Morbidity and Mortality Weekly Report (MMWR) rejected the VISION network test-negative study after internal review, calling it political interference.
HHS Secretary Robert F. Kennedy Jr. ended universal Covid-19 vaccine recommendations, prompting CDC officials to resign.