Cảm biến đo oxy SpO2 trên smartphone và smartwatch Samsung là cực kỳ quan trọng trong thời buổi Covid-19 - Samfanscom
Measure Blood Oxygen Level and Heart Rate on Galaxy Watch | Samsung Developers
Galaxy Note 4 will measure your oxygen saturation, significant health implications - iMedicalApps
So Samsung Health update a few days ago and I seen this option to measure SpO2 while you sleep. I toggled it on and followed, the very few, instructions they gave for
How to measure heart rate and Spo2 levels on Samsung s9?