![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 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](https://preview.redd.it/zhsfzpykpuh81.jpg?auto=webp&s=3d4c196d74692121cfcf908c5d6683bd63058042)
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
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
![Any insights into why my resting heart rate might be fluctuating like this? Has anyone else experienced it? Pretty long term, too. : r/fitbit Any insights into why my resting heart rate might be fluctuating like this? Has anyone else experienced it? Pretty long term, too. : r/fitbit](https://preview.redd.it/zg8hlotohq181.jpg?width=640&crop=smart&auto=webp&s=86df3fec6aefc0f28ad1bc047476e391bd63987b)