Coronary heart price variability (HRV) is a measure of the variation within the time between heartbeats. It’s a measure of the well being of the autonomic nervous system, which controls the guts price, blood stress, and different important features.
HRV is essential as a result of it could possibly present insights into an individual’s general well being and well-being. For instance, low HRV has been linked to an elevated danger of coronary heart illness, stroke, and diabetes. Conversely, excessive HRV has been linked to higher cognitive perform, sleep high quality, and immune perform.
