Health, Longevity & How the Body Works

Live longer, feel better, what's actually solid

Novice

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Novice

Note. Educational, not medical advice. For symptoms, conditions, or before major lifestyle changes (especially with chronic conditions), talk to a qualified doctor. For emergencies in India, the standard number is 112.

Concept 11 of 20

framework

Heart rate variability

Not your heart rate, but how irregular it is at rest. Higher variation usually means better recovery and stress tolerance.

Definition

The natural variation in time between consecutive heart beats, used as a window into autonomic nervous system balance and recovery.

Step 1

Predict first

In one or two sentences, what do you think this concept means? Wrong is fine; the small struggle is what makes the answer stick.