For the over 1 million Americans who survive severe traumatic brain injuries each year, the road to recovery is often long and challenging. Disruption of the autonomic nervous system, which controls ...

Brazilian researchers reveal that even mild cases of COVID-19 can temporarily reduce heart rate variability, with stress on the autonomic nervous system lasting up to six months—especially in older ...

Objective 1) Measure 24-hour heart rate variability (HRV) following sport-related concussion (SRC) and compare perturbations to athletes with musculoskeletal (MSK) injuries and healthy (CTL) athletes.

FRIDAY, Oct. 10, 2025 (HealthDay News) -- Heart rate variability biofeedback (HRVB) can reduce negative affect, craving, and substance use among individuals in early recovery from substance use ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

Many data-driven runners have a grasp on common heart rate metrics, like resting heart rate, maximum heart rate and heart rate zones. But there’s another, often undervalued data point worth keeping ...

(Helsinki, Finland, Saturday, 21 June 2025) New research, presented today at the European Academy of Neurology (EAN) Congress 2025, has uncovered a powerful link between nighttime heart rhythm and ...