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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
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Samsung improves Galaxy Watch 3's blood oxygen (SpO2) monitoring with new firmware update - Sammy Fans
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Amazon.com: Samsung Galaxy Watch 3 Stainless Steel (41mm) SpO2 Oxygen, Sleep, GPS Sports + Fitness Smartwatch, IP68 Water Resistant, International Model - No NFC SM-R850 (Fast Charge Cube Bundle, Mystic Bronze) : Electronics
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Amazon.com: Samsung Galaxy Watch 3 Stainless Steel (41mm) SpO2 Oxygen, Sleep, GPS Sports + Fitness Smartwatch, IP68 Water Resistant, International Model SM-R850 (Fast Charge Cube Bundle, Mystic Silver) (Renewed) : Everything Else
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