You may feel awake and functional, but your HRV tells another story. In Part 2, we explore why so many people are “stuck in Delta,” how perception masks stress, and why HRV never lies about your brain and nervous system health.

Modern life constantly pushes your nervous system into overdrive—but HRV shows the truth. In Part 1, we break down what HRV really is, how brain waves tie into your daily rhythms, and why your body’s “flexibility score” is the key to long-term resilience.