Garmin Fenix 5X Review: The Biggest Multisport GPS Watch Ever | Digital Trends
Heartrate monitor | Garmin Connect IQ
Garmin heart rate guide: Features, devices and accuracy
Quick Tidbit: Garmin Adds Dual ANT+/Bluetooth Smart HR Broadcasting to Fenix 6 | DC Rainmaker
The Garmin Fenix 5S is the fitness watch I don't want to take off - The Verge
PSA: Look at the heart rate sensor of your fenix 5. Has it cracks like mine? If yes, it's a common problem. Send it to Garmin and get a free replacement. Do