Month: December 2015

  • HRV monitoring with iPhone — Jarv vs. Polar

    Heart Rate Variability is a big deal – greater variability correlates strongly with cardiac health, low variability correlates strongly with depression and anxiety*. The rabbit hole at scholar.google.com on HRV is deep and fascinating. I’ve been tracking my own HRV for many years using a stand alone device called the EmWave. Now though with the…