Emergency Medical Situations
If you experience chest pain, shortness of breath, dizziness, fainting, irregular heartbeat,
or any other concerning symptoms, stop using the app immediately and seek emergency medical attention.
Call emergency services (911 in the US, 999 in the UK, 000 in Australia) or go to the nearest emergency room immediately.
Heart Rate Hero is Not a Medical Device
Heart Rate Hero is NOT a medical device and is not intended for medical use.
This app is designed for wellness, fitness, and informational purposes only.
Important Limitations
- Cannot diagnose medical conditions
- Cannot replace professional medical monitoring equipment
- Should not be used to make medical decisions
- Not suitable for continuous cardiac monitoring
- Cannot detect all types of heart rhythm abnormalities
The app uses your iPhone's camera to estimate heart rate through photoplethysmography (PPG) technology.
While this technology can provide useful wellness information, it has limitations and should never replace professional medical care.
When to Consult Healthcare Professionals
Always consult qualified healthcare professionals in the following situations:
- Medical Diagnosis: For diagnosis of any heart condition or health issue
- Treatment Decisions: Before making any treatment decisions based on heart rate data
- Medication Changes: Before starting, stopping, or changing any medications
- Concerning Symptoms: If you experience chest pain, shortness of breath, dizziness, or irregular heartbeat
- Pre-existing Conditions: If you have known heart conditions, diabetes, or other health issues
- Pregnancy: If you are pregnant or planning to become pregnant
- Exercise Programs: Before starting new exercise routines, especially if you have health conditions
Professional Medical Care
Regular check-ups with your healthcare provider are essential for monitoring your cardiovascular health.
Heart Rate Hero can supplement but never replace professional medical care.
Accuracy and Limitations
While Heart Rate Hero uses advanced algorithms and has been tested for accuracy, several factors can affect readings:
Factors Affecting Accuracy
- Lighting Conditions: Poor lighting can affect camera-based readings
- Movement: Any movement during measurement can cause inaccurate readings
- Skin Conditions: Certain skin conditions may affect light absorption
- Fingertip Placement: Incorrect finger placement over the camera
- Cold Extremities: Cold hands or poor circulation can affect readings
- Nail Polish: Dark nail polish can interfere with measurements
Heart Rate Hero cannot detect all types of heart rhythm abnormalities.
If you suspect you have an irregular heartbeat or other cardiac condition, consult a healthcare professional immediately.
Who Should Not Use Heart Rate Hero
Heart Rate Hero may not be suitable for everyone. Consult your healthcare provider before using if you have:
- Heart Conditions: Arrhythmias, heart failure, coronary artery disease, or other cardiac conditions
- Pacemakers or Implanted Devices: Cardiac pacemakers, defibrillators, or other implanted medical devices
- Circulation Problems: Peripheral artery disease, Raynaud's syndrome, or other circulation disorders
- Diabetes: Particularly if you have circulation problems or neuropathy
- Skin Conditions: Severe skin conditions on fingertips that might affect readings
- Pregnancy: High-risk pregnancies or pregnancy-related heart conditions
Special Populations
Children, elderly individuals, and people with multiple health conditions should only use Heart Rate Hero
under appropriate medical supervision.
Data Privacy and Security
Heart Rate Hero is designed with privacy and security in mind:
- Local Storage: All your health data is stored locally on your device
- No Cloud Storage: Your personal health information is never sent to external servers
- No Account Required: You can use the app without creating an account
- Data Encryption: All data is encrypted using industry-standard protocols
- User Control: You have complete control over your data and can delete it at any time
For complete privacy information, please review our Privacy Policy.
Liability and Responsibility
By using Heart Rate Hero, you acknowledge and agree that:
- You use the app at your own risk and responsibility
- The app is not liable for any medical decisions based on app data
- The app developers are not responsible for any health consequences from app use
- You will not rely solely on the app for medical or health decisions
- You will seek appropriate medical care when needed
- You understand the limitations of the technology
User Responsibility
You are responsible for using the app appropriately, following all guidelines,
and seeking professional medical care when appropriate.
Updates to This Disclaimer
This medical disclaimer may be updated periodically to reflect changes in the app, regulations, or medical understanding.
We will notify users of significant changes through the app or website.
Last Updated
This medical disclaimer was last updated on September 25, 2025.
Please check our website regularly for updates.