Garmin breathes new life into old Fenix ​​6 smartwatch with improved training tools

Garmin is improving its training tools on older smartwatch models by introducing Heart Rate Variability (HRV) tracking and other analysis features to Fenix ​​6 smartwatches with a new software update.

Smartwatches can be better value than cycling computers as they give you 24/7 health monitoring; HRV is one of these many features.

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