Put simply, SpO2 is a measure of blood oxygen saturation. The more oxygen you have in your blood, the higher your SpO2 levels are ...
is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables ...
Huawei Watch GT2 can now monitor oxygen level in blood. The SpO2 feature has been added to the smartwatch via firmware update ...
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