Inter- and intraindividual variability in daily resting heart rate and its associations with age, sex, sleep, BMI, and time of year: Retrospective, longitudinal cohort study of 92,457 adults | PLOS ONE
Resting Heart Rate Increase (Charge HR) - Fitbit Community
How Accurate Is Fitbit Heart Rate? (What You Should Know)
Fitbit heart rate is all over the place : r/fitbit
Fitbit Premium review: Is it worth the cost? - Android Authority
What is normal Resting Heart rate Fluctuation? - Page 2 - Fitbit Community
Solved: Resting Heart rate Fluctuation? - Fitbit Community
Solved: Resting Heart rate Fluctuation? - Fitbit Community
Solved: Resting Heart rate Fluctuation? - Fitbit Community
Solved: Resting Heart rate Fluctuation? - Fitbit Community
How to check your heart rate variability (HRV) on Fitbit - MyHealthyApple
Heart rate graph scale is incorrect in 2.25 (RESOL... - Fitbit Community
Understanding continual (24/7) optical HR data and resting heart rate | DC Rainmaker
Heart rate fluctuates wildly through day. Could heart rate sensor be malfunctioning? I stand at work all day (sometimes moving and sometimes stationary in place) and mid-day it will drop to like
Fitbit Receives Regulatory Clearance in Both the United States and Europe for ECG App to Identify Atrial Fibrillation (AFib) | Business Wire
How to check your heart rate variability (HRV) on Fitbit - MyHealthyApple
Are these resting heart rate fluctuations normal? : r/fitbit