Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
3 papers added this week283 in the library
| Study | Evidence | Type | n | Journal | Date |
|---|---|---|---|---|---|
| Mar 2–8, 20262 studies | |||||
| Vitamin K2 Didn't Help Muscle Recovery in This 12-Week TrialAfter 12 weeks of daily vitamin K2 supplements, neither young nor older adults saw improvements in muscle strength, soreness, or physical… | Moderate | Randomized Controlled Trial | 71 | Medicine and science in sports and exercise | |
| How Fast You Lift Weights Changes What You Get from Strength Training After 60For older adults who lift weights, the speed of each rep matters more than you'd think. | Moderate | Journal Article | 801 | Sports medicine and health science | |
Mar 2–8, 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 Germany 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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