Timeline Additions
September 3 – September 20, 2025
September 3, 2025 – Florida announces plans to eliminate all childhood vaccine mandates.
September 3, 2025 – 24 national medical, scientific, and public health organizations call for Secretary Kennedy’s resignation.
September 5, 2025 – Kerry Kennedy and Joseph P. Kennedy III call for Robert F. Kennedy Jr. to resign from HHS.
September 11, 2025 – Vinay Prasad regains his role as FDA Chief Medical Officer.
September 12, 2025 – CDC awards contract to RPI to study vaccines and autism despite lack of evidence of a connection.
September 13, 2025 – Moderna shares drop 7.4% after reports FDA may tie COVID-19 vaccines to child deaths.
September 18, 2025 – Secretary Kennedy accelerates U.S. vaccine policy changes, restricting eligibility and expanding exemptions.
September 18, 2025 – RFK Jr.–appointed panel advises against MMRV combo vaccine for children under age 4.
September 20, 2025 – U.S. vaccine advisers abandon broad COVID shot support, shifting to shared decision-making with providers.
You can see the updated tracker here: HHS Tracker.
Citation
@article{infoepi_lab2025,
author = {{InfoEpi Lab}},
publisher = {Information Epidemiology Lab},
title = {HHS {Tracker} {Update} {Notes}},
journal = {InfoEpi Lab},
date = {2025-09-22},
url = {https://infoepi.org/posts/2025/09/22-hhs-tracker-update.html},
langid = {en}
}