Talk:HRV (Heart Rate Variability)

Combine this with heart rate because this page is just about the devices that are better at HR. Maybe topic: HR and HRV and tools: tools for HR and HRV

potential source dump

https://old.reddit.com/r/WearOS/comments/qk2uj3/watches_for_heartrate_variability_sensing_and/ https://www.reddit.com/r/AcademicPsychology/comments/q91zfe/heart_rate_variability_biofeedback_improves/ https://www.reddit.com/r/CPTSD/comments/pytxlf/i_recently_learned_about_hrv_heart_rate/ https://www.reddit.com/r/AdvancedRunning/comments/8jb2t6/understanding_heart_rate_variability/ https://www.reddit.com/r/Velo/comments/rukscx/hrv_tracker_and_sleep/ https://www.reddit.com/r/explainlikeimfive/comments/mgkhhw/eli5_heart_rate_variability_hrv/ https://www.reddit.com/r/AndroidWear/comments/idvxba/wear_os_api_hrv_research_ppg_data/ https://www.reddit.com/r/statistics/comments/8hfrb5/do_active_and_resting_heart_rate_have_known/