Frustrated by inaccurate Garmin HRV readings? Here is why your data might be lying.
Wrist-based optical sensors operate at the technical limit of what consumer wearable technology can accurately track.
Erratic HRV spikes often stem from improper watch placement, sensor interference, or minor firmware sync glitches.
Ensure your watch is positioned two finger-widths above the wrist bone for maximum sensor accuracy.
Validate your data against a high-quality chest strap monitor during your most intense workout sessions.
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