If you want to know how to live to be 100+ then this is a TED talk for you. Dan Buettner gives an inspiring talk about 4 key geographical areas called blue zones in Loma Linda in USA, Nicoya in Costa Rica, Okinawa in Japan, and Sardinia in Italy. These 4 blue zone areas are particularly interesting because they have the highest proportions of centenarians and twin studies have estimated that only 20% – 30% of individual’s lifespan is related to genetics leaving a staggering 70% – 80% to the lifestyle. So a question arises: What do people in these geographical areas have in common and why is their life expectancy so much longer than that of other people? Continue reading →