The Deyx Briefing: 9 habits of people who live past 90 (no gadgets required)

In the early 2000s, researcher Dan Buettner identified five regions where an abnormally high concentration of people routinely live past 90: Okinawa, Japan; Sardinia, Italy; Nicoya, Costa Rica; Ikaria, Greece; and Loma Linda, California. No gadgets, no subscriptions. What they share is nine specific behaviors — the Power 9 — each independently linked to lower disease risk and longer healthspan.

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 Join the Livelong Women’s Health Summit to learn how everyday habits shape long-term health and longevity. Leading experts break down the science behind what actually works so you can design a lifestyle that supports a longer, healthier life.

Blue Zone populations don't train at gyms — they move constantly as part of daily life. The mechanism is NEAT: non-exercise activity thermogenesis (the process by which your body produces heat from burning calories). Moving consistently triggers NEAT, which can  vary by up to 2,000 calories per day between individuals and significantly affect metabolic health.

A cohort study of 43,000+ Japanese adults found that those with a strong sense of ikigai (or purpose) had significantly lower all-cause and cardiovascular mortality. Purpose is not based on  mood. It is a measurable health variable.

Every Blue Zone culture has a daily stress-decompression ritual — prayer, naps, a quiet hour. Chronic stress drives systemic inflammation and accelerates disease. Relaxation isn’t  aspiration. It's health maintenance.

Okinawans stop eating at about 80% full (when you “no longer feel hungry,” rather than when you feel “full”). Caloric restriction research consistently links reduced intake to lower markers of metabolic aging. The gap between 80% and full is where chronic overconsumption accumulates.

Every Blue Zone diet centers on beans, greens, root vegetables, and whole grains. A large cohort study links plant-predominant diets to significantly lower all-cause mortality. Meat isn't eliminated — it becomes a condiment instead.

Most Blue Zone populations consume alcohol moderately, with food, in social settings. The evidence is genuinely contested — moderate intake shows some association with cardiovascular benefit, but confounders are significant. Context matters more than the drink itself.

Nearly all Blue Zone centenarians (people 100+ years old) belonged to a faith-based or community organization. Research shows community participation reduces mortality risk independent of health behaviors. The mechanism appears to be belonging, and not belief specifically.

Blue Zone centenarians prioritize family consistently — nearby aging parents, committed partnerships, and high investment in children. Family-based social support is independently associated with reduced mortality risk.

Social networks shape healthy behaviors. A landmark study found that obesity — and health — spread through social networks. Who you eat with, and who you move with matters as much as what you eat.

The habits that shape longevity are easier to sustain when you’re not doing them alone. The Livelong Women’s Circle is a private space for women to ask questions, share experiences, and get support as you build the daily habits that support a longer, healthier life.

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None of the Power 9 requires a subscription, a device, or a supplement. The optimization target isn't your body — it's your environment. Blue Zone longevity isn't achieved through protocols. It's built into the structure of daily life.

One caveat worth naming: birth records in some Blue Zone regions were poorly maintained, and a 2019 analysis by researcher Saul Newman found that extreme age claims in these areas may partially reflect record-keeping errors rather than verified biological longevity. The behavioral evidence still holds — but the headline age numbers deserve skepticism.

Run the audit. Pick two. Make them structural, not aspirational.

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The information provided about wellness and health is for general informational and educational purposes only. We are not licensed medical professionals, and the content here should not be considered medical advice. Talk to a doctor before trying any of these suggestions.