About This Episode
WHOOP's VP of Performance and Director of Analytics give a complete breakdown of HRV - what it is, how it's measured, what affects it, and how to improve it. Covers how WHOOP uses HRV to calculate daily recovery scores.
Key Takeaways
- HRV is the variability in timing between heartbeats, not once per second
- Day-to-day HRV fluctuation is normal and healthy
- Compare your HRV to your own baseline, not others
- Alcohol can suppress HRV for up to 4 days
- Hydration directly affects blood volume and HRV