Galaxy Watch 3 review: A stunning smartwatch with SpO2 tracking and ECG - CNET
How reliable is the SPo2 readings on the Galaxy Watch 4. I'm surprised to see it this low. Can cold environments cause stuff like this? : r/GalaxyWatch
Samsung Galaxy Watch Active – Sport & Fitness In-Depth Review
How to Measure Blood Oxygen on Galaxy Watch 5 (SpO2 Level)
Samsung Galaxy Watch 4 review: A watch built on promises - WebSetNet
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,
How to Measure Blood Oxygen on Galaxy Watch 5 (SpO2 Level)
Pulse oximeter on a smartwatch: What is it, and why does it matter?
Why can't your fitness tracker tell you if you have coronavirus? | WIRED UK
Blood pressure and the Samsung Galaxy Watch Active 2: Regular monitoring is key to diagnosis | ZDNET
Study shows Galaxy Watch 4 SpO2 sensor accuracy comparable to medical tools - SamMobile
How Samsung Galaxy Watch3 Beats Apple Watch With 1 Key Feature Right Now
Samsung-funded study shows just how well the Galaxy Watch4's blood oxygen sensor works