At its core, looking at your HRV trend over time gives runners a window into how well they’re balancing training stress with recovery. “Higher HRV is synonymous with having a very healthy nervous ...

Heart rate variability can reveal how well runners are recovering – here, a cardiologist explains how to use HRV without ...

Real-time and early detection of minute changes in the functioning of the cardiovascular system is crucial for managing ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

Stress is an imprecise term and a difficult thing to measure. But technological advances mean it’s now simple to capture what is perhaps the best proxy for our response to it: heart rate variability, ...

When one partner is stressed, the other feels it too—not just emotionally, but on a biological level. New research on heart rate synchronization helps explain how.