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Response Time
We aim to reply within 48 hours Monday–Friday. Urgent medical questions should be directed to your healthcare provider.
Common Questions
Can I trust the calculator results?
Results are estimates based on validated formulas — not a substitute for clinical testing.
Do you store my health data?
No. All calculations run in your browser. We never store health data.
Can I use your content elsewhere?
Brief quotes with attribution are fine. For other use, please contact us first.