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Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums
Pulse oximeter only tracks for a few hours during the night. - Forerunner 245 Series - Running/Multisport - Garmin Forums
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Pulse Ox Reading Drops to 0% Issue - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums
![My spo2 level drops 5-10 times at night. Sometimes down to 78. Should I worry ? Avarage is allways above 90 - Instinct Solar - Wearables - Garmin Forums My spo2 level drops 5-10 times at night. Sometimes down to 78. Should I worry ? Avarage is allways above 90 - Instinct Solar - Wearables - Garmin Forums](https://forums.garmin.com/resized-image/__size/960x720/__key/communityserver-discussions-components-files/498/021D3EB4_2D00_5AC1_2D00_4131_2D00_8633_2D00_750E62C49F63.png)