Vaccines - Research and Data from KFF

Flawed Report Aims to Undercut Established Research on Abortion Pill Safety, Plus How a Federal Initiative to Study Autism May Overemphasize Environmental Toxins — The Monitor

Jun 12, 2025

Feature

This volume highlights how a report criticized for flawed methodology is influencing renewed efforts to restrict access to mifepristone; a federal plan to study the causes of autism that could be contributing to stigma by over-emphasizing environmental toxins; and the resurgence of false claims about fetal tissue in vaccines.

Federal Vaccine Advisory Committees: Roles and Current Issues

Jun 10, 2025

Issue Brief

This brief describes four key federal vaccine advisory committees and discusses policy issues and questions they currently face. The four committees are the Vaccines and Related Biological Products Advisory Committee (VRBPAC) at the Food and Drug Administration (FDA); the Advisory Committee on Immunization Practices (ACIP) at the Centers for Disease Control and Prevention (CDC); the National Vaccine Advisory Committee (NVAC) at the Department of Health and Human Services (HHS); and the Advisory Commission on Childhood Vaccines (ACCV) at HHS.

New Vaccine Requirements, Anti-mRNA Narratives, and Disputed Gender-Affirming Care Report — The Monitor

May 22, 2025

Feature

This volume highlights how new vaccine requirements and the spread of anti-mRNA sentiments are fueling confusion and distrust. It also examines reactions to a federal report on gender-affirming care for minors and investigates how TikTok is being used to promote false health claims through deepfake personas targeting young women.

How Could FDA’s New Guidance Affect COVID-19 Vaccination Coverage in the U.S.?

May 21, 2025

Quick Take

Taken together, the new guidance on clinical trial requirements, the more restricted approval of the Novavax vaccine, and anticipated changes to CDC recommendations add up to fewer Americans eligible for COVID-19 vaccines and more limited access to these vaccines compared to previous years...such a shift would place the U.S. more in line with Australia, Canada, and countries in Europe.

Public Trust in Vaccine Information, Misrepresented Vaccine Studies, and HIV and PrEP Stigma — The Monitor

May 8, 2025

Feature

This volume examines findings about trusted sources of vaccine information from the latest KFF Tracking Poll on Health Information and Trust. It also explores how the misrepresentation of studies and policy developments contribute to health narratives around vaccines, HIV and PrEP. Lastly, it summarizes new research on the use of generative AI to counteract vaccine misinformation.

The Sad State of Trust in the CDC and FDA

May 7, 2025

From Drew Altman

In his latest column, KFF’s President and CEO Drew Altman discusses how the low levels of trust in the CDC and FDA today seen in KFF’s recent survey findings present a danger should the country face another epidemic.

KFF Tracking Poll on Health Information and Trust: Vaccine Safety and Trust

May 6, 2025

Poll Finding

As the Trump administration overhauls government health agencies, partisan trust in these agencies on vaccines has shifted and few express confidence in their ability to carry out key tasks. Most adults are confident in the safety of routine vaccines, but the COVID-19 vaccines remain polarizing with many uncertain about false claims regarding mRNA technology.

As COVID-19 Divisions, Attacks, and Misinformation Take Their Toll, Less Than Half of the Public Is Confident That the CDC and FDA Can Carry Out Core Functions

May 6, 2025

News Release

Five years after the start of COVID-19 pandemic and the communications challenges, divisions, and false claims that followed, less than half of the public say they have at least some confidence in the federal government’s health agencies like the Centers for Disease Control and Prevention (CDC) and the Food and Drug Administration (FDA) to carry…

Public Perception of Measles Vaccines and Unsubstantiated Treatment Claims — The Monitor

Apr 24, 2025

Feature

This Monitor highlights April KFF Tracking Poll findings on perceptions about measles and explores the unsubstantiated promotion of budesonide and clarithromycin as treatments. It also covers misrepresentations of syringe programs and how prompting strategies can boost the accuracy of AI chatbots on health questions.

Amid Growing Measles Outbreak, More Americans Are Encountering False Claims About the Measles Vaccine, and Many Aren’t Sure What to Believe

Apr 23, 2025

News Release

With health officials reporting 800 measles cases in multiple states already this year, most of the public – and most parents – report hearing at least one false claim about measles or the vaccine for it, and many of them aren’t sure what to believe, the latest KFF Tracking Poll on Health Information and Trust…

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