Elementary school lesson plans focused on healthy eating and physical activity delivered by older children to younger students appear effective at reducing waist size and improving knowledge of healthy living behaviors, according to a study by Robert G. Santos, Ph.D., of the Healthy Child Manitoba Office and the University of Manitoba, Canada, and colleagues. Schools can be a good place to promote healthy living behaviors in children, and peer mentoring is a strategy for changing behavior in children, according to the study background.

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