heart rate variability on fitbit - Generation Z Gadgets
Want to know what your best resting heart rate was over the last month, or how you've been sleeping? Now, you may be able to just ask the Fitbit app instead of manually digging into the data yourself.
May 11, 2026
Want to know what your best resting heart rate was over the last month, or how you've been sleeping? Now, you may be able to just ask the Fitbit app instead of manually digging into the data yourself.