![Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/1280x960/__key/communityserver-discussions-components-files/400/Screenshot_5F00_20190609_2D00_191504_5F00_Connect.jpg)
Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums
![Garmin Debuts Pulse Ox in Newest Activity Tracker So Users "Better Understand Their Sleep Quality" | Sleep Review Garmin Debuts Pulse Ox in Newest Activity Tracker So Users "Better Understand Their Sleep Quality" | Sleep Review](https://sleepreviewmag.com/wp-content/uploads/2018/09/Garmin_vivosmart_4.jpg)
Garmin Debuts Pulse Ox in Newest Activity Tracker So Users "Better Understand Their Sleep Quality" | Sleep Review
![Pulse Ox chart is too small since version 4.20 - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums Pulse Ox chart is too small since version 4.20 - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums](https://forums.garmin.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/2/pulse-ox-4.20.jpg)
Pulse Ox chart is too small since version 4.20 - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums
Pulse oximeter only tracks for a few hours during the night. - Forerunner 245 Series - Running/Multisport - Garmin Forums
![Accuracy of sleep pulse ox? What does it mean if SPO2 drops to 84% but respirations movement and HR show Normal at that time? : r/Garmin Accuracy of sleep pulse ox? What does it mean if SPO2 drops to 84% but respirations movement and HR show Normal at that time? : r/Garmin](https://external-preview.redd.it/RWL7L_NX_RYrgCLBn2GgPHzj-VhXFS0J9oj0_boO6nU.jpg?auto=webp&s=00bf61602141431c9783e441dce3b6737c1f95b2)
Accuracy of sleep pulse ox? What does it mean if SPO2 drops to 84% but respirations movement and HR show Normal at that time? : r/Garmin
![Sp02 suddenly drops low at night, anyone else have this? : Garmin, Public Company, Consumer Discretionary Sector : r/Garmin Sp02 suddenly drops low at night, anyone else have this? : Garmin, Public Company, Consumer Discretionary Sector : r/Garmin](https://i.redd.it/9c9bcc6lui741.jpg)