HRV Stress. How iTHRVE Heart Rate Variability app measures stress?
Source: http://hrv-app.com/stress.html by Dan Winter – 2 January 2016
How iTHRVE Heart Rate Variability app measures stress?
HRV and stress
Firstly – there is a primary measure of stress – related to change in long term resting heart rate. Using the Polar chest strap- overnight HRV analysis with iTHRVE – is an ideal way to reveal – resting heart rate change – which is a primary useful indicator of stress: