Lifestyle as Medicine: The Case for a True Health Initiative.

The power of lifestyle as medicine was perceived thousands of years ago. There is now consistent and compelling science to support the important influence of lifestyle on health. Approximately 80% of chronic disease and premature death could be prevented by not smoking, being physically active, and adhering to a healthful dietary pattern.

Advancing School and Community Engagement Now for Disease Prevention (ASCEND).

Purpose: To compare two intensity levels (standard vs. enhanced) of a nutrition and physical activity intervention vs. a control (usual programs) on nutrition knowledge, body mass index, fitness, academic performance, behavior, and medication use among elementary school students.

Snacking, Satiety, and Weight: A Randomized, Controlled Trial.

Purpose: To compare the effects of nut-based snack bars (NBSB) vs. prepackaged 200-kcal portions of typical conventional snack foods, when consumed over a 12-week period by a group of overweight adults.

Design: Randomized, single-blind parallel design with two treatment groups.