![Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums](https://forums.garmin.com/cfs-file/__key/communityserver-discussions-components-files/170/1369556.png)
Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums
![Time for a Lactate Threshold Test to set up proper HR zones. Any tips from those who have performed the Garmin test? : r/Garmin Time for a Lactate Threshold Test to set up proper HR zones. Any tips from those who have performed the Garmin test? : r/Garmin](https://i.redd.it/time-for-a-lactate-threshold-test-to-set-up-proper-hr-zones-v0-v45w74luodia1.jpg?width=1170&format=pjpg&auto=webp&s=82a93bd85c186e0ad63b3659c6bd0aecff0fcce4)
Time for a Lactate Threshold Test to set up proper HR zones. Any tips from those who have performed the Garmin test? : r/Garmin
![Lactate threshold data mix with running and cycling - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums Lactate threshold data mix with running and cycling - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums](https://forums.garmin.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/2/DSC_5F00_0486_5F00_a.jpg)
Lactate threshold data mix with running and cycling - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums
![Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums](https://forums.garmin.com/cfs-file/__key/communityserver-discussions-components-files/170/1369562.png)
Extremely Low Lactate Threshold Heart Rate (LTHR) Detected - fēnix 5 series - Wearables - Garmin Forums
![Lactate threshold data mix with running and cycling - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums Lactate threshold data mix with running and cycling - Garmin Connect Mobile Android - Mobile Apps & Web - Garmin Forums](https://forums.garmin.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/2/2019_2D00_06_2D00_11-12_5F00_27_5F00_47_2D00_Garmin-Connect.png)