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  National Health Interview Survey
                        About NHIS
                        Learn about the nation's largest and oldest household health survey
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                      Nov. 20, 2024
                        Welcome to the National Health Interview Survey
                        Find out about participating if you are invited to join NHIS
                      Nov. 20, 2024
                        About the Data
                        Access data files, questionnaires, and documentation for research and analysis
                      Nov. 20, 2024
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                        Read our expert analysis of NHIS data and statistics
                      Nov. 20, 2024
        NHIS statistics
                    Data Query Systems
                    Dashboards featuring NHIS data
                  Nov. 20, 2024
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                    Preliminary NHIS data on current topics
                  Nov. 20, 2024
                    NHIS-Teen
                    The NHIS survey that collects data about teens from teens
                  Nov. 20, 2024
        Featured resources
                    2019 NHIS Questionnaire Redesign
                    NHIS updated the survey to meet new and changing health information needs
                  Nov. 20, 2024
                What's New
                            * Electronic Cigarette Use Among Adults in the United States, 2019–2023
                              Published: 1/30/2025
                            * Early Release of Estimates From the National Health Interview Survey, January–June 2024
                              Published: 12/6/2024
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                            * Enrollment in High-deductible Health Plans Among People Younger Than Age 65 With Private Health Insurance: United States, 2019–2023
                              Published: 12/5/2024
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                            * Feasibility evaluation of adding an in-home physical exam to the National Health Interview
                              Published: 12/03/2024
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                            * Characteristics of Older Adults Who Met Federal Physical Activity Guidelines for Americans: United States, 2022
                              Published: 11/26/2024
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                            * Interactive Quarterly Estimates from the National Health Interview Survey, January 2019–June 2024
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    National Center for Health Statistics
    NCHS collects, analyzes, and disseminates timely, relevant, and accurate health data and statistics to inform the public and guide program and policy decisions to improve our nation’s health.
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