National Health and Nutrition Examination Survey
The National Health and Nutrition Examination Survey (NHANES) is a program of studies designed to assess the health and nutritional status of adults and children in the United States. The survey is unique in that it combines interviews and physical examinations.
Selected Participants
Have you been selected to take part in the National Health and Nutrition Examination Survey?
Information for Health Professionals
Learn about participant involvement and benefits with the National Health and Nutrition Examination Survey
NHANES National Youth Fitness Survey
The NHANES National Youth Fitness Survey (NNYFS) was a one year survey conducted in 2012. The NNYFS collected nationally representative data on physical activity and fitness levels of children and adolescents in the United States through interviews and fitness tests. On September 30, 2013, the first wave of this data was released. To review documentation and download datasets, go to the NNYFS Data and Documentation page.
Publications
Data Release
- Cotinine, Hydroxycotinine, & Other Nicotine Metabolites and Analogs – Urine (Subsample) (UCOT_H 2013-2014)
- Cotinine, Hydroxycotinine, & Other Nicotine Metabolites and Analogs – Urine – Special Sample (Subsample) (UCOTS_H 2013-2014)
- Ferritin (FERTIN_I 2015-2016)
- High-Sensitivity C-Reactive Protein (hs-CRP) (HSCRP_I 2015-2016)
- Transferrin Receptor (TFR_I 2015-2016)