Heart Rate Variability
Concept
A measure of heart health; a variable heart rate is indicative of good health, while a constant rate suggests a problem.
Mentioned in 3 videos
Videos Mentioning Heart Rate Variability

How Foods and Nutrients Control Our Moods
Andrew Huberman
The variation in time between heartbeats, used as a marker for autonomic nervous system tone; increasing it through EPA supplementation has been shown to improve symptoms of depression.

Dr. Michael Snyder on Continuous Glucose Monitoring and Deep Profiling for Personalized Medicine
FoundMyFitness
A measure of heart health; a variable heart rate is indicative of good health, while a constant rate suggests a problem.

Kelly Starrett Interview (Full Episode) | The Tim Ferriss Show (Podcast)
Tim Ferriss
A physiological metric used to assess recovery and readiness, discussed as a sophisticated training and recovery monitoring tool.