1. About this site
HowOldIsMyBody.org is an independent health education website operated as an informational resource. The site provides body age calculators, health articles, and educational content about how the human body changes with age. The site is intended for users aged 18 and over.
2. Not medical advice
Nothing on this website constitutes medical advice, diagnosis, or treatment. All content — including calculator outputs, articles, statistics, and health data — is provided for educational and informational purposes only.
Calculator results are population-average estimates based on peer-reviewed research. They do not account for individual variation and should not be used to make health decisions. Always consult a qualified medical professional — your GP, doctor, or relevant specialist — before making any decision based on health information you read on this site.
In a medical emergency, call 999. For non-emergency medical advice, call NHS 111.
3. Accuracy of content
We take accuracy seriously and make every effort to ensure that the health information, statistics, and clinical data published on this site are correct and up to date. However, medical guidelines and research evolve. We do not warrant that all content is current at all times.
If you believe any content is inaccurate or out of date, please contact us and we will review it promptly.
4. Intellectual property
All content on HowOldIsMyBody.org — including text, calculator code, design, and structure — is the intellectual property of HowOldIsMyBody.org unless otherwise stated. You may not reproduce, redistribute, or republish any content from this site without prior written permission, except where permitted by applicable law (for example, fair dealing for research or private study purposes).
Brief quotations with appropriate attribution and a link to the source page are permitted for non-commercial purposes.
5. Calculator tools
Our body age calculators process all data locally in your browser. We do not collect, store, or transmit any personal health information you enter into our calculators. Results are generated client-side and are not recorded by us.
Calculator outputs are estimates based on published population averages. They are not personalised medical assessments. Individual results will vary significantly. Do not use calculator outputs as the basis for health decisions without consulting a medical professional.
6. External links
This site may contain links to external websites, including NHS, NICE, and academic journal sources. We link to these for reference purposes only. We do not control and are not responsible for the content of external sites. Linking to an external site does not imply our endorsement of its content.
7. Limitation of liability
To the fullest extent permitted by applicable law, HowOldIsMyBody.org accepts no liability for any loss, damage, or harm arising from your use of this website or reliance on its content. This includes — without limitation — any health decisions made based on information read on this site.
Use of this site is entirely at your own risk.
8. Advertising
This site displays advertising via Google AdSense. Advertisements are served automatically by Google based on site content and visitor context. We do not endorse any products or services advertised. Advertising does not influence our editorial content.
9. Changes to these terms
We may update these Terms of Use from time to time. The date at the top of this page shows when the terms were last revised. Continued use of the site after any change constitutes acceptance of the updated terms.
10. Governing law
These terms are governed by the laws of England and Wales. Any disputes arising from your use of this site shall be subject to the exclusive jurisdiction of the courts of England and Wales.
Contact
If you have any questions about these terms, please contact us. For privacy-related queries, see our Privacy Policy. For information about our editorial standards, see our About page.