CIRCUL™ Pulse Oximetry Wearable Technology Demonstrated Statistically Significant Correlation in Delivering Stable Oxygen Saturation Value in Dark-Pigmented Individuals
Link to CIRCUL Study and Results
Read US Senators Jan 2021 Letter to the FDA on the subject
WIRED: Oximeters Used to Be Designed for Equity. What Happened?
Forbes: Is The Prevention Circul+ Wellness Ring The Future Of Wearable Health Monitors?
This problem can be addressed with better designed devices; circul+ is one such device.