![Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's](https://preview.redd.it/kvevczqia8z31.jpg?width=640&crop=smart&auto=webp&s=2b607ad05fe1a810adf6c1e8d619b69850898923)
Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's
![Amazon.com: Garmin Forerunner 245 Music, GPS Running Smartwatch with Music and Advanced Dynamics, White : Electronics Amazon.com: Garmin Forerunner 245 Music, GPS Running Smartwatch with Music and Advanced Dynamics, White : Electronics](https://m.media-amazon.com/images/I/51GPftG3cZL._AC_SS450_.jpg)
Amazon.com: Garmin Forerunner 245 Music, GPS Running Smartwatch with Music and Advanced Dynamics, White : Electronics
![Forerunner 245 Pulse Ox ridiculously inaccurate - Forerunner 245 Series - Running/Multisport - Garmin Forums Forerunner 245 Pulse Ox ridiculously inaccurate - Forerunner 245 Series - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/399/20191117_5F00_145730.jpg)