Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
3 papers added this week331 in the library
| Study | Evidence | Type | n | Journal | Date |
|---|---|---|---|---|---|
| Aug 24–30, 20262 studies | |||||
| Biologically Older People Lost Grip and Thinking FasterEpigenetic clocks are seen as a way to measure how old a body is biologically. | Preliminary | Journal Article | 4,018 | The journals of gerontology. Series A, Biological sciences and medical sciences | |
| Why Muscle Strength Belongs in Health PolicyHow strong your muscles are says something about your risk of dying, no matter how active you are. | Preliminary | Journal Article | — | Frontiers in public health | |
Aug 24–30, 2026
2 studiesDisclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.
Common questions
What is the Longevity Research Library?
The Longevity Cities Research Library curates recent peer-reviewed studies on longevity, nutrition, exercise, sleep, and supplements. Each study is rated by evidence strength: Strong, Moderate, or Preliminary.
How are evidence levels determined?
Evidence levels are based on study type (meta-analysis, RCT, cohort study), sample size, journal impact factor, and reproducibility of findings.
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