The Blue Zones and the "Power 9" Lifestyle "Blue Zones" are geographically defined regions characterized by an exceptionally high concentration of centenarians who live long, healthy lives. The five original Blue Zones identified by Dan Buettner and demographic researchers are Okinawa (Japan), Sardinia (Italy), Nicoya (Costa Rica), Ikaria (Greece), and Loma Linda (California). Research into these regions identified nine shared lifestyle habits, termed the "Power 9":

1. Move Naturally: Engaging in low-intensity, daily physical activity like walking or gardening rather than structured exercise.
2. Purpose: Having a clear reason to wake up, known as Ikigai in Okinawa or plan de vida in Nicoya.
3. Downshift: Practicing daily stress-relieving ritual ...