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Heart rate zones, which should I use - resting HR or lactate threshold? - fēnix 5 series - Wearables - Garmin Forums
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How to update zones from a lactate threshold guided test? - Forerunner 935 - Running/Multisport - Garmin Forums
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Why is my Lactate threshold pace going up while the LTHR is going up as well? - fēnix 6 series - Wearables - Garmin Forums
![How to update zones from a lactate threshold guided test? - Forerunner 935 - Running/Multisport - Garmin Forums How to update zones from a lactate threshold guided test? - Forerunner 935 - Running/Multisport - Garmin Forums](https://i.imgur.com/EuUk3fu.png)