Which Garmin Wearables Have Stress Tracking? | Garmin
An interesting article about the measurement Garmin devices use for the ' Stress' and 'Body Battery' features - "The stress test: What heart rate variability can tell you about your mental health" :
Stress wearables: best devices that monitor stress and how they work
Garmin Fenix 6s Pro Review: We Tried It
Running Science | Garmin Hong Kong
Stress tracking and not screaming at my Garmin – FIT IS A FEMINIST ISSUE
An Alternative Reference Index to Monitor Fatigue – Heart Rate Variability (HRV) - Garmin Blog
Garmin Vivosmart 4 Review: Body Battery, Stress Monitoring, and More