Research has shown that greater heart rate variability may be a sign that the nervous system is responding efficiently to environmental change.

Question

Quizplus · Accepted Answer

Research has indeed shown that greater heart rate variability, which refers to the variation in time between each heartbeat, is associated with better adaptation to environmental changes and improved overall health. This is because a higher heart rate variability reflects a healthy balance between the sympathetic and parasympathetic nervous systems, which regulate the body's responses to stress and relaxation. In contrast, a low heart rate variability may indicate a dysregulation of the autonomic nervous system and an increased risk for various health problems.

Research Has Shown That Greater Heart Rate Variability May Be