Vaccines - Research and Data from KFF

KFF/Washington Post Poll Looks at Parents’ Trust in Children’s Health Content on Social Media, And Unfounded Claims About Abortion Pill Safety Follow FDA Approval of Generic Version – The Monitor

Oct 23, 2025

Feature

This volume shares findings from the KFF/The Washington Post Survey of Parents about exposure to and trust in children’s health content on social media, along with misleading claims following the approval of a generic version of mifepristone, reports of autism possibly being added to the Vaccine Injury Compensation Program, and patients using AI chatbots to interpret lab results.

Social Media Content Moderation Policies and False Claims that COVID-19 Vaccines Cause Cancer — The Monitor

Nov 13, 2025

Feature

This volume examines recent social media and AI policy changes; conflicting studies on COVID-19 vaccines and cancer; ACOG guidance on contraceptive misinformation; an alternative to the CDC’s MMWR; the Texas AG’s Tylenol lawsuit; and findings from a recent KFF Tracking Poll on trust in health care apps and websites that use AI.

How AI Can Both Detect and Enable Fraudulent Research – The Monitor

Feb 26, 2026

Feature

A new study finds that nearly 10% of cancer research papers showed signs of being fabricated by “paper mills”. The problem may intensify as generative AI becomes more sophisticated, prompting lawmakers to demand information about safeguards in place. And, claims that physicians are financially incentivized to promote vaccines persist, despite lack of evidence.

The Problem Isn’t Trust in Vaccines, It’s That People Don’t Know Who to Trust

Aug 19, 2025

From Drew Altman

In a new “Beyond the Data” column, KFF’s President and CEO Dr. Drew Altman analyzes years of KFF polling on vaccines in light of the current controversies about them. The real problem, he says, is not lack of public confidence in the safety of vaccines — few say they are unsafe — it’s that polarization and misinformation have eroded confidence in what’s true or not, and in scientific institutions people used to rely on for…

New KFF Tracking Poll on Health Information and Trust Finds One in Three Adults Have Used AI Chatbots for Health Advice — The Monitor

Mar 26, 2026

Feature

KFF's latest Tracking Poll finds that one-third of the public report using AI chatbots for health information and advice in the past year. And a federal judge suspended, for now, the appointments of thirteen members of ACIP, halting a scheduled meeting and staying recent, widely debated, changes to the childhood vaccine schedule.

Poll: 1 in 3 Adults Are Turning to AI Chatbots for Health Information, Equaling the Share Who Use Social Media for Health

Mar 25, 2026

News Release

About a third (32%) of adults nationally say they have turned to artificial intelligence (AI) chatbots in the past year for health information, a new KFF Tracking Poll on Health Information and Trust finds. Most who turned to AI for health information say they were in search of quick and immediate advice, though challenges affording and accessing health care also play a role, particularly for younger adults.

Officials Amplify Fluoride Concerns as Federal Review and State Restrictions Advance — The Monitor

Mar 12, 2026

Feature

The EPA launched the next step of its fluoride safety review, as more states move to ban community water fluoridation and senior officials amplify concerns about fluoride beyond what current evidence supports. The Monitor also explores AI policy and content moderation, including the practice of GEO to influence what AI chatbots say.

KFF Health Tracking Poll – September 2020: Top Issues in 2020 Election, The Role of Misinformation, and Views on A Potential Coronavirus Vaccine

Sep 10, 2020

Report

The poll examines the public's views on the coronavirus pandemic and a COVID-19 vaccine, as well as trust and confidence in public figures and institutions. It also gauges what issues voters are prioritizing in the upcoming presidential election. and finds that Republican and independent voters prioritize the economy, while Democratic voters are more focused on the coronavirus outbreak.

Where Do Americans Get Vaccines and How Much Does It Cost to Administer Them?

Feb 16, 2021

Issue Brief

A new issue brief shows where Americans typically get flu vaccines in the U.S. and how much it costs to administer flu and other vaccines. Among the analysis' findings: while most people get flu vaccines at a doctor’s office or retail health clinic, White people are more likely than Black, Hispanic, Asian, and American Indian or Alaska Native adults to get vaccinated through a retail pharmacy or store - a discrepancy could have implications for…

Mpox One Year Later: Where is the U.S. today?

May 17, 2023

Issue Brief

This brief provides an overview of the impact of mpox in the U.S. one year after a case of was identified domestically and the federal response to date, and discusses the future outlook.

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