Heart Rate Variability (HRV) is our heart’s ability to change the rate at which it pumps blood based on our constantly changing state of being. It significantly impacts how our body can react to and recover from stressful situations. HRV is a non-invasive measurement of our Autonomic Nervous System. So whether our body enters a “fight or flight” response during a high-stress situation, or it begins to “rest and digest” when the threat has disappeared, these changes are reflected i...