The Blue Zone diet is based on populations in the world that live the longest. The study was pioneered by Dan Buettner, a National Geographic best-selling author. After many years of interviews with centenarians, he and his team discovered five zones of the world that exhibited the most longevity: Okinawa, Japan, Sardina, Italy, Ikaria, Greece, Loma Linda, California and Nicoya, Costa Rico. They called these areas “Blue Zones” and here is just one of their stories:
Looking at a Blue Zone: Costa Rica
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FOOD, FACTS and FADS 