Terms of Use
Effective Date: August 21, 2025
Last Updated: August 21, 2025
IMPORTANT MEDICAL DISCLAIMER
The calculators and information provided on Calc4Health are for educational and informational purposes only. They are NOT a substitute for professional medical advice, diagnosis, or treatment.
Always consult with a qualified healthcare provider before making any health-related decisions or if you have questions about a medical condition.
1. Agreement to Terms
By accessing or using the Calc4Health website ("Service") ("we," "us," or "our"), you agree to be bound by these Terms of Use ("Terms"). If you do not agree to these Terms, please do not use our Service.
We reserve the right to modify these Terms at any time. Your continued use of the Service after any changes constitutes acceptance of the new Terms.
2. Medical Disclaimers and Limitations
2.1 Not Medical Advice
The health calculators, formulas, and information provided on this website are tools for educational purposes only. They are not intended to diagnose, treat, cure, or prevent any disease or health condition. The results should not be used as a substitute for professional medical advice, diagnosis, or treatment.
2.2 No Doctor-Patient Relationship
Use of this Service does not create a doctor-patient relationship between you and Calc4Health or any of its employees, contractors, or affiliates.
2.3 Individual Variations
Health calculations are based on population averages and standardized formulas. Individual results may vary significantly based on factors including but not limited to genetics, medical history, medications, and specific health conditions.
2.4 Emergency Situations
If you are experiencing a medical emergency, call emergency services (911 in the US) immediately. Do not rely on this Service for emergency medical situations.
2.5 Professional Consultation Required
Always consult with qualified healthcare professionals for:
- Interpretation of calculator results
- Medical diagnosis or treatment decisions
- Changes to diet, exercise, or medication
- Any health concerns or symptoms
3. Use of Service
3.1 Permitted Use
You may use our Service for:
- Personal educational purposes
- General health awareness and estimation
- Supporting discussions with healthcare providers
- Academic or research reference (with proper citation)
3.2 Prohibited Use
You may NOT:
- Use the Service for clinical decision-making without professional oversight
- Rely solely on calculator results for medical treatment
- Misrepresent calculator results as professional medical advice
- Use the Service in any way that violates applicable laws or regulations
- Attempt to extract, scrape, or systematically download calculator formulas
- Create derivative works without permission
- Use the Service to harm or mislead others
3.3 Age Restrictions
This Service is intended for users 13 years of age and older. Users under 18 should use this Service only with parental or guardian supervision.
4. Accuracy and Limitations
4.1 Formula Sources
Our calculators use formulas from peer-reviewed medical literature, clinical guidelines, and recognized health organizations. However, medical knowledge evolves, and formulas may be updated or replaced as new research emerges.
4.2 No Warranty of Accuracy
While we strive for accuracy, we make no warranties or representations about the accuracy, reliability, completeness, or timeliness of any calculator results or information provided.
4.3 User Responsibility
You are responsible for:
- Entering accurate information into calculators
- Understanding measurement units (metric vs. US)
- Verifying results with healthcare professionals
- Using appropriate calculators for your specific situation
5. Intellectual Property Rights
5.1 Ownership
All content on this Service, including text, graphics, logos, calculator implementations, and software, is the property of Calc4Health or its licensors and is protected by copyright, trademark, and other intellectual property laws.
5.2 Limited License
We grant you a limited, non-exclusive, non-transferable license to access and use the Service for personal, non-commercial purposes in accordance with these Terms.
5.3 Attribution
If you reference or cite our calculators in academic or professional work, please provide appropriate attribution to Calc4Health.
6. Privacy
Your use of our Service is also governed by our Privacy Policy, which describes how we collect, use, and protect your information.
Importantly, all health calculations are performed locally in your browser. We do not collect, store, or have access to any health data you enter into our calculators.
7. Disclaimers and Limitation of Liability
7.1 "As Is" Basis
THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
7.2 Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY LAW, CALC4HEALTH SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO PERSONAL INJURY, LOSS OF LIFE, LOSS OF PROFITS, OR LOSS OF DATA, ARISING FROM YOUR USE OF THE SERVICE.
7.3 Medical Outcomes
We specifically disclaim any liability for medical outcomes, health decisions, or actions taken based on calculator results or information provided through the Service.
8. Indemnification
You agree to indemnify, defend, and hold harmless Calc4Health, its officers, directors, employees, agents, and affiliates from any claims, liabilities, damages, losses, costs, or expenses (including reasonable attorneys' fees) arising from:
- Your use or misuse of the Service
- Your violation of these Terms
- Your violation of any rights of another party
- Your use of calculator results for medical decision-making
9. Third-Party Links and Services
Our Service may contain links to third-party websites or services. We are not responsible for the content, accuracy, or practices of these third parties. Links do not imply endorsement.
Medical references and citations are provided for educational context only and should be independently verified.
10. Termination
We reserve the right to terminate or suspend access to our Service immediately, without prior notice or liability, for any reason, including breach of these Terms.
Upon termination, your right to use the Service will immediately cease.
11. Governing Law and Jurisdiction
These Terms shall be governed by and construed in accordance with the laws of Chile, without regard to its conflict of law provisions.
Any disputes arising from these Terms or your use of the Service shall be resolved exclusively in the courts located in the Región de La Araucanía, Chile.
12. Severability
If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions shall continue in full force and effect.
13. Entire Agreement
These Terms, together with our Privacy Policy, constitute the entire agreement between you and Calc4Health regarding the use of our Service and supersede any prior agreements.
14. Contact Information
For questions about these Terms of Use, please contact us:
By Using This Service
You acknowledge that you have read, understood, and agree to be bound by these Terms of Use and our Privacy Policy. You further acknowledge that the Service is not a substitute for professional medical advice and that you will consult healthcare professionals for any health-related decisions.