Heart rate variability (HRV) is the measure of how well the heart can change beat to beat, creating balance in the nervous system. A healthy heart will speed up on the inhale and slow down on the exhale. It is important for the heart to be able to make these quick changes, to have a high rate of variation between the beats.
Improving your heart rate variability is important to achieving a balance between the parasympathetic and the sympathetic nervous systems. ...Continue Reading →