“Gamifying Life, Learning, Health, and Consumer Behaviors” shows how gamification—the use of game design elements in non-game contexts—is reshaping how people learn, heal, and engage with the world. This chapter explores how gamified systems are being integrated into healthcare, education, and consumer behavior to drive motivation, improve outcomes, and foster deeper participation. In healthcare, games are now tools for mental health therapy, physical rehabilitation, medication adherence, and even pharmaceutical education. In classrooms and virtual campuses, AI and the Metaverse are turning passive learning into immersive, skill-based journeys. For seniors, gamified platforms support mental agility, social connection, and well-being through accessible entertainment and community challenges. Readers will discover how these applications not only improve engagement but also offer measurable benefits to individuals and society. Whether it is through fitness trackers, interactive learning apps, or brain-training games, gamification is becoming a powerful force for behavior change and lifelong development.