"there's an app for that"v.2
12 years 1 month ago #14265
by Eric
Replied by Eric on topic "there's an app for that"v.2
Been there, done that 
I did some heart rate variability training a few years back, I forget the software. The main thing I noticed is that slowing the breathing helped.
I did some heart rate variability training a few years back, I forget the software. The main thing I noticed is that slowing the breathing helped.