5 days ago · The Garmin Fenix 6X is a powerful wearable device that caters to the needs of outdoor enthusiasts and fitness enthusiasts. However, like any technology, it can encounter issues. In this case, a user named Andyman525 experienced slow response time, non-functioning heart rate monitoring, and excessive notification vibrations.

Aside from the heart rate tracking problems the Fenix 6 Pro is a flawless running watch that offers more features than anything else out there. It’s worth asking whether you actually need all those features, because something like the Forerunner 245 Music covers all the essentials, even including music and breadcrumb navigation, for £299.99. For respiration to work you need a chest strap. Respiration is a derived from HRV and that only comes from a chest strap. That's a very important point that many folks seem not to realize…. gaijin over 3 years ago in reply to gaijin +2 suggested. Further to my last:
You can set your device to continuously measure your blood oxygen saturation while you sleep. NOTE: Unusual sleep positions can cause abnormally low sleep-time SpO2 readings. From the pulse oximeter widget, hold MENU. Select Options > Pulse Ox Mode > During Sleep. Pulse Oximeter.
Just looking at my numbers, it seems like the majority of my runs are squarely in Zone 5. Which seems like a bit of a stretch to me. I tend to push myself with every run, but I'm not all out sprinting, it's a sustained effort throughout a 4 mile run. It makes me think Zone 5 should be higher, and I should be calibrating Zone 4 to reach into the
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garmin fenix 6x heart rate not working