UNDERSTAND THE METHOD
How to use this calculator
Answer 26 questions about typical habits. You can skip the three measurement questions. The score averages answer points within each area, then applies the stated weights. Progress stays on this device.
What the result can tell you
This is a custom educational habit score. It does not estimate years of life, diagnose a condition, or predict individual disease risk. Age and sex do not adjust the score. Measurement categories are questionnaire choices, not diagnostic criteria.
Common questions
How is the habit score calculated?
Answer 26 habit questions. The score averages answer points within each area and then applies the stated area weights. You can skip the three measurement questions, and progress stays on this device.
Does the score estimate years of life?
No. It is a custom educational habit score. Age and sex do not adjust it, and it does not diagnose a condition or predict individual disease risk.
Sources & limitations
Sources checked September 12, 2026. These notes identify methods and assumptions. They have not received an independent clinical review.
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