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Biological Clocks: Ready for Prime Time?
Journal of Insurance Medicine (New York, N.Y.)
|June 17, 2026
Summary
Biological age testing is increasingly popular, but its scientific validity and use in life insurance require careful examination. This article assesses the reliability of biological age metrics and their implications for underwriting.
Area of Science:
- Gerontology and Longevity Science
- Biomarkers of Aging
- Health Economics and Insurance
Background:
- The concept of biological age has gained significant traction, with commercial entities offering tests and interventions.
- Longevity clinics and direct-to-consumer companies are actively marketing biological age assessments.
- There is a growing public and commercial interest in quantifying and potentially modifying the aging process.
Purpose of the Study:
- To critically evaluate the scientific validity of current biological age testing methodologies.
- To assess the potential applications and limitations of biological age in life insurance underwriting.
- To provide an evidence-based perspective on the reliability of biological age metrics.
Main Methods:
- Review of scientific literature on biological age markers and predictive accuracy.
- Analysis of commercial biological age testing platforms and their underlying science.
- Evaluation of existing research on aging biomarkers and mortality risk.
- Assessment of the actuarial principles relevant to life insurance underwriting.
Main Results:
- Current biological age tests vary widely in methodology and predictive power.
- The scientific basis for many commercial biological age claims requires further validation.
- The utility of biological age in life insurance underwriting is currently limited by standardization and validation issues.
- Predictive accuracy of biological age for mortality risk is an active area of research.
Conclusions:
- While biological age is a compelling concept, its scientific rigor and practical application, particularly in insurance, are still evolving.
- Further research is needed to standardize methods and validate the predictive capabilities of biological age tests.
- The use of biological age in life insurance underwriting should proceed with caution, emphasizing robust scientific evidence and actuarial soundness.
Keywords:
Biological Age predictionBiological ClocksBiological ageDNA methylationEpigenetic clocksMethylation profilesPace-of-AgingMore Related Videos
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