Elsevier, the publisher of the Journal of the American Dietetic Association, published a special peer-reviewed supplement to the journal in February 2009 on the findings from the third School Nutrition Dietary Assessment Study. This is a comprehensive, nationally representative study about school food environments and children's food intake at school.
The second round of this study indicated that students do not always select nutritious school meals, which the United Stated Department of Agriculture (USDA) attributed to the unrestricted availability of competitive foods (e.g., from vending machines). In 2004, Congress passed the Child Nutrition and Women, Infant, and Children (WIC) Reauthorization Act that specifically requires all participating school districts to establish wellness policies and address childhood obesity, including policies that contain nutrition guidelines.
The supplement contains: