HRM-dual does not send RR intervals to measure HRV : r/Garmin

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Garmin HRM-Dual - Premium Heart Rate Monitor Chest Strap, Real Time Heart Rate Data via Bluetooth Low Energy, ANT+, Black : : Sports & Outdoors

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HRV-Guided Training - Training - Intervals.icu Forum

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HRM-Dual

HRM-Dual™

Polar h10 hrm to track hrv? : r/AppleWatch

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Apple Watch and Heart Rate Variability (HRV): a complicated relationship