Biological age estimate

A lifestyle-weighted age estimate with every weight published.

A transparent lifestyle-weighted arithmetic model. Every factor and every weight in years is published below. It is not a biological clock, a blood test or a prediction — it is a way of seeing how your habits compare with population averages.

Age(years)

Sex at birth

Reference distributions are published separately for each sex.

Smoking

Weekly moderate activity

Typical nightly sleep

Vegetables and fruit

Alcohol

Waist-to-height ratio

Social connection

Perceived daily stress

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Reference data and sources Methodology

This tool provides general wellness information by comparing self-reported measurements with published population data. It does not diagnose, treat or predict any disease, and it is not a substitute for advice from a qualified clinician.