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Key Resources

User Guides

Detailed documentation designed to help users understand the study design, data sets, and guidelines for analyzing the data.

Codebooks

PDF codebooks for coding responses and documenting the layout and code definitions of the data files.

Add Health Navigator

Metadata discovery tool to explore and create custom codebooks, as well as provide a wave to wave variable comparison for Waves I-VI.

Public-Use Data Sets

Access and download the public use codebooks and data sets which contain a reduced sample size (Waves I-V).

Restricted-Use Data Sets

Access the data sets available via restricted-use contract, renew contract, add researchers, and transfer or terminate contract. Data linkages are not allowable with a restricted-use contract.

Ancillary Studies

Submit an application to add new contextual or biological data to the Add Health data sets, including data linkages.

November 24, 2025

Adolescents’ Survival Expectations and Premature Mortality: Evidence From the Add Health Study

There is a large pool of research focusing on how adolescents’ perceptions of survival predict important aspects of their young adult lives, especially their physical...
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November 19, 2025

Wave VI Biomarker Data Release

Add Health is excited to announce the following data are now available: Wave VI Anthropometrics Wave VI Cardiovascular Measures Wave VI Demographics Home Exam Wave...
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November 6, 2025

Wave VI Add CAPS Data Released

The following Add CAPS data are now available: Animal Naming Test This test provides data on a participant’s verbal fluency/language by assessing their ability to...
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