The effects of the HEALTHY study intervention on middle school student dietary intakes.

Background: The HEALTHY study was designed to respond to the alarming trends in increasing rates of overweight, obesity, and type 2 diabetes mellitus in youth. The objective of this analysis was to examine the effects of the HEALTHY study on student self-reported dietary intakes (energy, macronutrients and grams consumed of selected food groups).

Methods: HEALTHY was a cluster-randomized study in 42 public middle schools.