PULSE OX READINGS OF GARMIN FENIX 6X IS 5% UNDER REALITY - fēnix 6 series - Wearables - Garmin Forums
SpO2 and pulse ox wearables: Why wearables are tracking blood oxygen
Blood oxygen data could be a solution for combating COVID-19 - Garmin Blog
Pulse oximeter on a smartwatch: What is it, and why does it matter?
Pulse Oximetry | Blood Oxygen Levels
Despite the SpO2 / pulse ox being not for medical use, I'm still disappointed in its accuracy. The pulse oximeter on my 245 is consistently out by 7-15%. Pretty much useless, even
Garmin Vivosmart 4 review: An affordable band for easy fitness, SpO2 data | Ars Technica
Hands-on: Garmin Vivosmart 4, now with Pulse Ox and Body Battery | DC Rainmaker
Tutorial - Venu Sq / Venu Sq Music edition Smartwatch : How to Use the Pulse Oximeter - YouTube