Samsung finally enables blood pressure monitoring on the Galaxy Watch Active 2; functionality teased for the Galaxy Watch 3 too - NotebookCheck.net News
How to measure blood oxygen saturation (SpO2) using a Galaxy device - SamMobile
Pulse Oximeter vs SpO2 monitor in Smartwatches: Blood Oxygen Track Reliability, Which One Should You Buy in COVID-19 times, Should you rely on smartwatches to measure blood oxygen,
Apple Watch Series 6 Oximeter is 'Reliable' for Patients With Lung Disease
Galaxy Watch 3 first look: SpO2, ECG, blood pressure, and more! - YouTube
Oximeter vs Smartwatch: Can Wearables Track Blood Oxygen Reliably and Which One Should You Buy?
Measuring Blood Oxygen Levels on my Galaxy Watch3 | Samsung Australia