Genetics can dictate whether your HRV naturally tends to be on the higher or lower end, but positive lifestyle choices, ...

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

Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...

Heart rate variability can tell you whether to take it easy or aim for maximum intensity to achieve optimal results – but only if you measure and interpret it properly.

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

Tracking key heart health metrics every day helps you understand how your lifestyle affects your cardiovascular system and empowers you to take proactive steps toward better heart health. Heart ...

Why the wild freakish heart rate and HRV scores Van der Poel discussed in a recent podcast mean everything and nothing, all at once.

Personalizing overnight fasting by stopping food intake three hours before sleep improves blood pressure and blood sugar control without calorie counting.

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.