NHANES - National Health and Nutrition Examination Survey Homepage

National Health and Nutrition Examination Survey

Survey Participants

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If you were selected, learn more about participating

Survey Data and Documentation

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Access data, documentation & response rates

Publications and Products

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View health and nutrition reports & CDC Growth Charts

Data Analysis Tutorials

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Review step-by-step guidance on using NHANES data

Survey Participants

Picture of group of diverse people

If you were selected, learn more about participating

Publications and Products

Image of charts

View health and nutrition reports & CDC Growth Charts

Survey Data and Documentation

Picture of computers

Access data, documentation & response rates

Data Analysis Tutorials

image of woman working on computer

Review step-by-step guidance on using NHANES data

Analytic Guidance and 2024 NHANES Survey Content Proposal Process Webinar

Low Resolution Video

National Report on Human Exposure to Environmental Chemicals

Explore the new NHANES Interactive data visualization dashboards.

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What's New

Data Release

Glyphosate (GLYP) – Urine (SSGLYP_H 2013-2014)
Hepatitis C: RNA (HCV-RNA), Confirmed Antibody (INNO-LIA), & Genotype (P_HEPC 2017-March 2020)
Pertussis and tetanus – Serum (Surplus) (SSPT_I 2015-2016)
Serum Neurofilament Light Chain – Serum (SSSNFL_H 2013-2014)

Page last reviewed: June 30, 2022

Content source: National Center for Health Statistics

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