🗓️ Safe Days Calculator
Safe Days
Fertile Window
⚠️ Important Medical Disclaimer:
This calculator is for educational purposes only. Natural family planning methods have varying effectiveness rates (1-25% failure rate depending on correct usage). This method does not protect against STIs. For pregnancy prevention or planning, consult with a healthcare provider for personalized medical advice. Individual cycles can vary significantly.
The ‘Calculate your heart age’ service compares your real age to your heart age by asking you questions about your health. You’ll also find out how to improve your heart age by making some healthy lifestyle changes.
The service also highlights the importance of knowing your blood pressure and cholesterol numbers and will give a more accurate result if these numbers are acquired.
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