national health and nutrition examination survey

What is the National Health and Nutrition Examination Survey (NHANES)?

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. Conducted by the National Center for Health Statistics (NCHS), which is part of the Centers for Disease Control and Prevention (CDC), NHANES combines interviews and physical examinations to gather comprehensive data on the health and nutritional status of the U.S. population.

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