Oura reports that heart rate variability (HRV) measures the variation in heartbeat timing, reflecting stress levels and ...

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

While heart rate variability (HRV) is a standard measure of the autonomic nervous system activity, its real-time monitoring ...

These days, it may seem like there’s a million different data points that you’re supposed to keep track of—hello, steps, sleep, and recovery scores!—and it’s difficult to know which ones are worth ...