HRV vs. VO2 Max vs. ECG: Which Wearable Metric Actually Matters?

About This Episode

Consultant cardiologist Dr. Malcolm Findlay decodes HRV - the most misunderstood wearable metric. Explains the counter-intuitive science behind why more wobble in your heartbeat is a sign of good health, and what lifestyle factors influence it.

Key Takeaways

• HRV exact numbers matter less than tracking personal changes over time
• More heartbeat variability (wobble) indicates better health
• HRV declines naturally with age - high in teens, then decreases
• Stress significantly impacts HRV scores
• Diet affects HRV - discussion at 26:20 timestamp

Topics Covered