Mental Health DailyResearch. Evidence. Perspective.Published research on autonomic nervous system.
Heart surgery patients who slept poorly around their operation had lower heart rate variability before surgery and on each of the next 3 days, according to a 2026 study of 95 adults in China…
Read articleA 2026 review of 52 studies found that chronic primary pain is linked to several physiological stress markers, especially cortisol, heart rate, heart-rate recovery, and mean arterial pressur…
Read articleIn the quest to understand anxiety disorders more profoundly, scientists have turned to the rhythms of the heart, specifically heart rate variability (HRV), for answers. By employing wearabl…
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