Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
2 papers added this week323 in the library
| Study | Evidence | Type | n | Journal | Date |
|---|---|---|---|---|---|
| Jun 29 – Jul 5, 20261 study | |||||
| Faster Biological Aging Clock Linked to Weaker Body and MindSome people are biologically older than their birth certificate says. | Moderate | Journal Article | 970 | JAMA network open | |
| Apr 27 – May 3, 20261 study | |||||
| Faster Biological Aging Linked to More Heart FailureSome bodies look older in their blood tests than their birth date suggests. | Moderate | Journal Article | 31,722 | The journals of gerontology. Series A, Biological sciences and medical sciences | |
| Mar 9–15, 20261 study | |||||
| Cutting Calories Slowed Biological Aging, but Not in the KidneysEating less for two years slowed how fast several organ systems aged, at least as measured by blood-based estimates. | Moderate | Journal Article | 185 | Clinical nutrition (Edinburgh, Scotland) | |
Jun 29 – Jul 5, 2026
1 studyApr 27 – May 3, 2026
1 studyDisclaimer: 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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