“Begin by answering this question in a single, memorable sentence: Why do you get up in the morning?” writes Dan Buettner in his defining book, The Blue Zones: 9 Lessons for Living Longer from the People Who’ve Lived the Longest. The concept of these “geographical” blue zones – localities of unrivalled human longevity – has intrigued health experts and policymakers alike. It has certainly captured the imagination in popular culture, not least through an Emmy award-winning Netflix series. Become a member for unlimited access to Schools Week subscribe Our members enjoy early access to exclusive content and in-depth articles before anyone else. Get expert journalism, experience fewer ads, and unlock a growing range of member benefits.