HRV
Evidence-based articles on hrv — written for entrepreneurs, executives, and high performers who want to close the gap between what they know and what they consistently do.
HRV Training for Executives: The Metric That Predicts Your Performance Ceiling
Heart rate variability is the single best proxy for executive readiness. Here's what HRV actually measures, three evidence-based ways to raise your baseline, and the mistakes that keep high performers stuck.
Eathan Janney, PhD
AI Can Now Tell You Your "True Age." Should an Executive Actually Trust It?
Nature just covered a new wave of AI tools that estimate your 'biological age.' Here's what these tools actually measure, where they're useful, and why a single number is the wrong unit for decision-making.
Eathan Janney, PhD
Hormetic Stress Thresholds: How to Know When You're in the Zone — and When You've Crossed It
The same stressor that builds resilience at the right dose destroys it at the wrong one. Here's how to read the biological signals that tell you which side of the curve you're on.
Eathan Janney, PhD
What Your HRV Data Is Actually Telling You (And What It Isn't)
HRV is the most data-rich biometric available to high performers. But most people misread it. Here's a rigorous guide to what your numbers actually mean.
Eathan Janney, PhD
HRV: The One Metric Every High Performer Should Track (And Most Don't)
Heart rate variability is the most actionable biomarker available to high performers today. Here's what it measures, why it matters, and how to use it to optimize recovery, stress, and cognitive performance.
Eathan Janney, PhD
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