This isn't a new problem. Several studies have found that smartwatches and trackers don't do a great job of calculating ...

Heart rate is one of the most valuable physiological metrics for runners because it provides objective real-time insight into how hard your body is working. Unlike pace or distance, which are ...

Heart rate accuracy has always been a strong point of Google’s smartwatch series, and the Pixel Watch 3 promises improved algorithms for measuring heart rate during running.

For instance, one user noted that during resting and day-to-day activities, the heart rate readings on their Fitbit Charge HR were somewhat accurate. However, this accuracy can vary significantly ...

A powerful new artificial intelligence system has shown it can predict who is at risk of sudden cardiac death far better than ...

The result? ApoB count was the strongest and most reliable predictor of heart disease. This marker, which reflects the number ...

Without accurate heart rate readings, nearly every other metric (e.g., calorie burn, estimated expenditure, estimated intensity, recovery recommendations) will be off, thus rendering any activity ...

The Powerbeats Pro 2 are a new set of headphones with a really interesting feature—Apple says they can measure your heart rate during workouts.Huge if true—imagine if you could leave your ...