The independent source for health policy research, polling, and news.
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.
This data note provides an overview of recent KFF polling on the public’s views of and connections to Medicaid, the federal-state government health insurance for certain low-income adults and children and long-term care program for adults 65 and older and younger adults with disabilities.
This chart examines individual market enrollment data from 2011 through 2025, when enrollment reached a record high of 25.2 million people. Affordable Care Act (ACA) Marketplace enrollment increased following the enactment of enhanced premium tax credits in 2021, as more individuals became eligible for subsidies.
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.
As Congress works to pass the "One Big Beautiful Bill Act," which includes significant changes to Medicaid and the ACA, the latest KFF Health Tracking Poll examines the views of groups that could be most directly impacted by the impending legislation. The poll finds most of the public is worried about the consequences of federal funding reductions to Medicaid, including rural residents, those with lower incomes, and across partisans.
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.
What percentage of people are covered by Medicaid in your state? Our State Medicaid fact sheets provide a snapshot with key data for Medicaid in every state related to current coverage, access, and financing, as well as a politics section for each state.
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.
Amid sweeping cuts to federal government health agencies by the Trump Administration, much of the public opposes cuts to funding and staffing, including some Republicans. Support of many of these cuts is largely partisan, however, there is agreement across parties when it comes to opposing cuts to Social Security, Medicare, and Medicaid.
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.
This poll looks at awareness and concern over the outbreak of measles in the U.S. and finds that a growing share of adults is encountering false claims about the measles vaccines, but many are uncertain whether these claims are true or false. Parents who lean toward believing the false claims are less likely to say they keep their children up to date on routine vaccinations.
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