Effect of intervention aimed at increasing physical activity, reducing sedentary behaviour, and increasing fruit and vegetable consumption in children: Active for Life Year 5 (AFLY5) school based cluster randomised controlled trial.

The article focuses on a study which assessed the effectiveness of Active for Life Year 5 (AFLY5), a school based intervention to increase physical activity, reduce sedentary behavior and increase fruit and vegetable consumption in children. Topics covered include the design of the randomized clinical trial, the participants and setting of the trial and the primary outcomes of the study. Offered as well are the bias, confounding and other reasons for caution for future studies.