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And the scientist indicates in an interview with “Eat This, Not That”, that there are five “blue regions” on Earth, which are the regions with the largest number of people over the age of 100, and these regions are: Italian Sardinia, Japanese Okinawa, and the region of In California, in Greek Ikaria, and in the Nicoya Peninsula in Costa Rica, the inhabitants of all these regions have a similar diet; They all eat whole grains and legumes, and they drink red wine regularly.