I have a Venu 3 and "7 d average HRV" shows "no status". But the "Average HRV during night" shows values, like 22 milliseconds.
Must I activate something to get the "7 d average HRV" up running?
I have a Venu 3 and "7 d average HRV" shows "no status". But the "Average HRV during night" shows values, like 22 milliseconds.
Must I activate something to get the "7 d average HRV" up running?
