The main purpose of the national research projects, the National Health and Nutrition Examination Surveys (NHANES) and the Continuing Survey of Food Intakes by Individuals (CSFII) is to "determine what the nutrient and dietary intakes of the population in our country are".
<u>Explanation:</u>
The National Health and Nutrition Examination Surveys (NHANES) is organized by National Center for Health Statistics (NCHS), in order to assess the U.S. population's total nutritional status through dietary interviews, health and medical histories, laboratory measurements and physical examinations.
Results or outcome from this survey is utilized to find out the widespread presence of main illnesses and disease vulnerability or risk. The acquired data will be used to assess nutritional flow and associate it with health promotion and the prevention of diseases.
