Longevity researcher Dan Buettner sets out across five continents in this docuseries, chasing a simple question: why do people in a handful of places routinely live past ninety in good health, and what can the rest of us borrow from how they eat, move, and connect.
What is Live to 100: Secrets of the Blue Zones about?
Each episode of the four-part season lands in a different so-called Blue Zone — from a mountain village in Sardinia to a community in Okinawa — where Buettner sits with centenarians, cooks alongside families, and walks the same hills residents have climbed their whole lives. Rather than chase a single miracle food or supplement, the series builds its case slowly, through interviews, home visits, and a running comparison with modern American routines, arguing that longevity is closer to a lifestyle than a discovery.
About the cast
Buettner, a National Geographic Fellow and author of the original Blue Zones research, anchors every episode as host and narrator rather than a traditional on-screen presenter. He is joined on location by local guides, nutritionists, and the residents themselves, whose unscripted conversations carry much of the series' warmth and credibility.
Context & significance
The series arrives during a broader wave of interest in longevity science, positioning itself less as a diet plan and more as a travelogue with a research backbone. Director Clay Jeter shoots each region with an observational, unhurried camera style that favors kitchens, gardens, and porches over talking-head interviews, which gives the show a grounded feel distinct from typical wellness programming. Its documentary and mystery classification nods to the genuine puzzle at its center: why longevity clusters where it does.
Watching Live to 100: Secrets of the Blue Zones on Ktime
Live to 100: Secrets of the Blue Zones streams on K-Time with a free account login, and the page itself can be read without signing in. The platform's Farsi-language interface, along with available Persian dubbing and subtitles, makes the series easy to follow for Persian-speaking viewers across the diaspora.