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Hainan centenarians exhibit healthy longevity through a multifactorial model (HLM) combining environmental, genetic, and lifestyle factors, including reasonable sleep, which may confer resistance to senile degeneration and cognitive disability.

The paper proposes the Hainan longevity model (HLM) as a framework for healthy longevity, based on observations of Hainan centenarians who live in high-oxygen, green environments and adopt healthy lifestyles including social participation, balanced nutrition, moderate exercise, and reasonable sleep. This model is expected to provide scientific evidence for promoting healthy longevity in aging populations, though no quantitative data are provided in the abstract.

Last updated: Aug 23, 2026•0 RCTs•📖 Read as article →

Evidence Score

Evidence Score32/100
Human RCT☆☆☆☆☆
Meta-analysis☆☆☆☆☆
Mechanism★★★★★
Safety★★★★☆
Confidencelow

Study Evidence

Study 1. Hainan Longevity Model, Senile Degeneration, Cognitive Disability and Healthy Longevity.

observational

Fu S, Lin J, Liu Q, Gao L, Li Z, Lin F, Xie L, Liu X, Xiao W, Zhu Q, Wang F, Zheng J, Zhao Y, Chen X, Yao Y, Feng L · Aging medicine (Milton (N.S.W)) (2026)

Participants: N/A
Duration: N/A
Intervention: Not an intervention; observational study of centenarians in Hainan, China, examining lifestyle and environmental factors.
Outcome: Healthy longevity, resistance to senile degeneration and cognitive disability, and overall physiological function.
Effect Size: N/A
Population: Centenarians in Hainan, China (largest and densest centenarian population in China).

Result:

PubMed: 42610035DOI: 10.1002/agm2.70054

Mechanism Graph

Favorable genetic traits and healthy lifestyle factors (including sleep, diet, exercise) are present in Hainan centenarians.
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High oxygen concentration and dense greenery in the natural environment contribute to physiological resilience.
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These factors work together to form the Hainan longevity model (HLM).
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The HLM promotes healthy longevity and reduces risk of senile degeneration and cognitive disability.

Limitations

  • ⚠Abstract provides no quantitative data or statistical analysis to support the claims.
  • ⚠Observational design cannot establish causality; confounding factors may be present.
  • ⚠Generalizability to other populations is unclear due to unique regional and genetic characteristics.

Frequently Asked Questions

What is the Hainan longevity model?▼

The Hainan longevity model (HLM) is a proposed framework combining environmental factors (high oxygen, greenery), genetic traits, and healthy lifestyle behaviors (including sleep, diet, exercise) observed in Hainan centenarians to promote healthy longevity.

How does sleep contribute to healthy longevity in this study?▼

Reasonable sleep is listed as one of the healthy lifestyle factors in the HLM, but the abstract does not specify sleep duration or quality metrics. It is part of a multifactorial approach.

What evidence supports the HLM?▼

The abstract cites the unique distribution of centenarians in Hainan and their shared environmental and lifestyle characteristics, but no specific data or statistical results are provided in the abstract.

Can the HLM be applied to other aging populations?▼

The authors suggest the model may provide scientific evidence for healthy longevity strategies, but further research is needed to assess generalizability beyond Hainan.

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References

  1. 1.Fu S, Lin J, Liu Q, Gao L, Li Z, Lin F, Xie L, Liu X, Xiao W, Zhu Q, Wang F, Zheng J, Zhao Y, Chen X, Yao Y, Feng L. "Hainan Longevity Model, Senile Degeneration, Cognitive Disability and Healthy Longevity.." Aging medicine (Milton (N.S.W)), 2026. PMID: 42610035 DOI: 10.1002/agm2.70054
Disclaimer: This content is for educational purposes only and is not medical advice. Evidence scores reflect the quality and quantity of available research, not clinical recommendations. Always consult a healthcare professional before starting any supplement or intervention.