This document discusses trends in health, behavior change, and technology. It provides examples of consumer health apps, describes how patient behaviors drive health outcomes, and outlines 7 guidelines for motivating behavior change using mobile technologies, including reminding people of their goals, fostering alliances, applying social influence, and contextual prompting. It also discusses trends like wearable technology, platforms for collecting and sharing health data, visualization of personal data, gamification of health activities, and the role of social elements in health apps and communities.