Objective: "MyPlate," a tool for communicating the federal nutrition guidelines in the USA, may contribute to healthy diets and behaviours, yet whether and how it is used by teachers and school principals is unknown. The purpose of this study was to examine (1) the prevalence of using nutrition lessons and MyPlate guidelines by K-12…

Background: This study examined the extent to which social cognitive theory is involved in dietary behavior changes among a sample of African Americans in Georgia. Purpose: We examined whether outcome expectations, barriers, and self-efficacy mediate changes in fruit and vegetable intake behavior. Methods: To accomplish this, we used change scores…