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KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
In a new column, Dr. Drew Altman, Founding President and CEO, dissects the MAHA “movement.” He writes: “There appear to be many MAHAs, not one. You can care about pesticides, or food additives, or vaccines, or child health, or corporate influence, or all of the above, to varying degrees. The reason so many Americans say they support MAHA when asked in polls is that, like a restaurant with a large menu, there is something in…
Drawing on KFF's poll findings, this interactive dashboard tracks the public’s trusted sources for health information, attitudes toward vaccines, and use of news, social media, and AI for health-related information. It provides visual representations of the key trends in the public’s trust in health information and tracks exposure to and belief in false and unproven health claims.
This fact sheet examines Gavi, the Vaccine Alliance (also known as Gavi), an independent, public-private partnership and multilateral funding mechanism that aims to increase access to immunization in lower income countries, and explores the role the U.S. government plays in supporting the partnership.
This brief summarizes the "test-negative" methodology for estimating the effectiveness of influenza and COVID-19 vaccines, noting its strengths and potential limitations. This is the design is used in a CDC-led COVID-19 vaccine study that HHS decided not to publish.
The latest KFF Health Tracking Poll shows that Secretary Kennedy continues to be popular among President Trump’s MAGA base and somewhat popular among supporters of his Make America Healthy Again (MAHA) movement, but his appeal beyond those two groups is limited.
This policy watch examines the United States’ measles elimination status, including what it means to eliminate measles, whether the current measles outbreak could threaten the country’s measles elimination status, and what losing that status might mean for measles control.
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.
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.
A comprehensive timeline of public health policy actions by the Department of Health and Human Services (HHS) under the Trump administration from 2025-2026, with key dates, descriptions, and impacts.
A growing number of states, reaching 30 as of March, have announced that they are no longer following CDC recommendations as their benchmark for some or all childhood vaccines... The court’s stay does not change these states’ decisions and in some ways may allow them to avoid a potential ‘ping pong’ of federal vaccine policy that could result from future legal rulings or actions by the administration.
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