Demography
Dan Buettner: How to live to be 100
To find the path to long life and health, Dan Buettner and team study the world's "Blue Zones," communities whose elders live with vim and vigor to record-setting age.
National Geographic writer and explorer Dan Buettner studies the world's longest-lived peoples, distilling their secrets into a single plan for health and long life. He presented his findings at TEDxTC in St. Paul, Minnesota, in 2009.
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