When people talk about the Blue Zones, they talk about beans, olive oil, and walking up hills. They rarely mention that in Sardinia, the old men meet in the plaza every afternoon to play cards. Blue Zones social connection is the part of the longevity story that gets the least attention and may matter the most, and it often takes the form of a game.
This article looks at what the Blue Zones research says about social ritual, why games show up in it so often, and what someone in Indianapolis or anywhere else could borrow from it. It is not a diet plan. It is an argument for a standing card game.
What are the Blue Zones, and what did the research find?
The term comes from demographic work by Gianni Pes and Michel Poulain, who, by Poulain’s own account, circled a cluster of long-lived villages in Sardinia on a map with a blue pen. The journalist Dan Buettner later expanded the idea with National Geographic, starting with a 2005 article, and his organization now names five regions with unusually high numbers of people living past 100: Sardinia in Italy, Okinawa in Japan, Ikaria in Greece, the Nicoya Peninsula in Costa Rica, and the Seventh-day Adventist community around Loma Linda in California.
Buettner’s team distilled what they saw into a set of shared habits, usually summarized as the “Power 9.” Several are about food and movement. But three or four are about people: belonging to a community, putting family first, keeping the right social circle, and having a sense of purpose.
It is worth saying that the Blue Zones framing has critics. The Oxford researcher Saul Newman has argued that clusters of extreme old age tend to track poor record-keeping rather than healthy living, a charge the Blue Zones demographers dispute, pointing to their age-verification work; both sides agree the longevity advantage in some regions appears to be fading in younger generations. And the habits were identified by observation rather than controlled experiment. What survives the criticism is the broader finding, which many other studies share: people who stay socially woven into a community tend to live longer and better.
What do games have to do with longevity in the Blue Zones?
More than you’d expect, once you look for it.
In Sardinia, Buettner describes men who gather in the street each afternoon to laugh with and at each other, and a University of Cagliari researcher who studies the island’s centenarians told CNN that the old people in his village meet in the square after lunch to chat and play cards. The game is the excuse. The daily contact with the same people is the substance.
In Okinawa, the key institution is the moai, a small group of friends who commit to each other for life, meeting regularly, pooling money when someone needs it, and showing up in illness and grief. Buettner’s organization reports moai that have lasted more than 90 years, with members visiting a couple of days a week for tea and conversation. Not every moai plays games, but the structure is the same one a weekly card table creates: fixed people, fixed time, no agenda beyond being there.
In Ikaria, the pattern Buettner describes is late nights, dominoes, and long evenings in company. In Nicoya, it is the plan de vida, a reason to get up, combined with dense family and neighbor networks.
The thread through all of it is ritual. Not occasional connection, but scheduled, repeated, low-effort connection with the same people. That is also, almost exactly, a description of a good game night.
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Why does social connection show up in longevity research everywhere, not just the Blue Zones?
Because the Blue Zones observation matches findings from much larger and more rigorous studies.
Julianne Holt-Lunstad’s 2010 meta-analysis at Brigham Young University pooled results from 148 studies covering more than 300,000 people. It found that people with stronger social relationships had about a 50 percent greater likelihood of survival over the study periods, an effect the authors described as comparable to quitting smoking and exceeding well-known risk factors such as obesity and physical inactivity.
The Harvard Study of Adult Development, which has followed the same families since 1938, reached the same conclusion from a different angle: the people most satisfied in their relationships at 50 were the healthiest at 80, a better predictor than their midlife cholesterol.
The U.S. Surgeon General’s 2023 advisory took all of this and put it in plain language, describing loneliness and isolation as a public health concern associated with higher risk of heart disease, stroke, dementia, and premature death, and encouraging Americans to make time for connection in daily life.
So the Sardinian card game is not a quirk. It is a local version of something the research keeps finding. We go deeper on this in social fitness: training your relationships like a muscle.
What makes a social ritual work?
If you want to borrow from the Blue Zones, it helps to know which features seem to matter. Here is how a few common forms of adult socializing compare.
| Feature | Sardinian card table | Okinawan moai | Dinner party | Weekly game night |
|---|---|---|---|---|
| Fixed people | Yes | Yes | Varies | Yes |
| Fixed time | Daily | Regular | Occasional | Weekly |
| Effort to host | Low | Low | High | Low to moderate |
| Built-in activity | Yes | Sometimes | No | Yes |
| Easy to join late | Yes | No | No | Usually |
The pattern is clear. The rituals that last are low-effort, recurring, and have something to do. A dinner party fails on all three. A game night passes all three, which is why it keeps working for people who have tried and abandoned other ways of staying connected.
The built-in activity matters more than it looks. A game gives shy people something to do with their hands and their attention. It gives old friends a way to spend three hours together without needing three hours of conversation. And it gives the group a reason to meet on a week when nobody has news.
How do you build a Blue Zones ritual in a regular American life?
You will not move to Ikaria. But you can build the shape of what happens there.
- Pick a small group and commit. A moai is four or five people. A euchre table is four. Small enough that absence is noticed.
- Pick a recurring time and defend it. Weekly beats monthly by a wide margin. The Sardinian men go daily. Weekly is the realistic floor for most adults.
- Give it an activity. A game, a walk, a meal you cook together. Games are the lowest-friction option because they need no cooking and end on their own. If you want ideas, how to start a game night group walks through it.
- Make it easy to show up tired. The ritual has to survive bad weeks. Short games, a fixed location, no pressure to bring anything.
- Let it get boring. The point is not novelty. The Sardinians have been playing the same card games for sixty years. Boring and reliable is what a ritual feels like from the inside.
The LEV Institute, which we work alongside, treats this kind of recurring social practice as a health behavior on par with movement and sleep. The Ludarium is our attempt to build a place where it happens. The game is the reason. The people are the point.
FAQ
What is the social secret of the Blue Zones?
Regular, low-effort contact with the same small group of people over many years. In Okinawa it takes the form of the moai; in Sardinia it is often a daily card game.
Do Blue Zones people play games?
Many do. Researchers who have visited Sardinia and Ikaria describe elders gathering after lunch to talk and play cards or dominoes. The game is less important than the fact that it brings the same people together every day.
Is social connection really as important as diet for longevity?
The research suggests it is in the same league. Holt-Lunstad’s meta-analyses found the health effect of strong relationships comparable to major lifestyle risk factors, and the Surgeon General’s 2023 advisory treated isolation as a public health issue.
How do I build a moai as an adult?
Start with three or four people you already like, pick a weekly time, and give it an activity that doesn’t require much planning. A standing game night is one of the simplest versions.
Build your own plaza
The Ludarium in Indianapolis is designed to be the plaza: a place with tables, games, and people who show up every week. New articles on play and longevity go to subscribers first. Subscribe to the Ludarium newsletter and get new pieces on togethering for a lifetime.
Sources
- Interview with Michel Poulain about Blue Zones (Poznan University of Medical Sciences): https://lm4longevity.ump.edu.pl/wp-content/uploads/2024/10/Interview-with-p.-Michel-Poulain-about-Blue-Zones.pdf
- Power 9, Blue Zones: https://www.bluezones.com/2016/11/power-9/
- Do people in blue zones actually live longer?, Popular Science: https://www.popsci.com/health/do-people-in-blue-zones-actually-live-longer/
- Sardinia’s Blue Zone Lessons, Dan Buettner: https://danbuettner.com/2022/03/sardinias-blue-zone-lessons/
- Socializing is helping these Sardinians live longer, CNN: https://www.cnn.com/2018/02/06/health/sardinia-centenarian-village-tiana/index.html
- Moai: This Tradition is Why Okinawan People Live Longer, Better, Blue Zones: https://www.bluezones.com/2018/08/moai-this-tradition-is-why-okinawan-people-live-longer-better/
- Social Relationships and Mortality Risk: A Meta-analytic Review, PLOS Medicine: https://journals.plos.org/plosmedicine/article?id=10.1371/journal.pmed.1000316
- Good genes are nice, but joy is better, Harvard Gazette: https://news.harvard.edu/gazette/story/2017/04/over-nearly-80-years-harvard-study-has-been-showing-how-to-live-a-healthy-and-happy-life/
- Our Epidemic of Loneliness and Isolation, U.S. Surgeon General: https://www.hhs.gov/sites/default/files/surgeon-general-social-connection-advisory.pdf
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