"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you are an athlete in training or simply keeping tabs on your vitals, measuring your heart rate is a ...

Peloton bikes have become a popular piece of exercise equipment among fitness enthusiasts. In addition to offering many interactive training options, Peloton makes it easy to track several metrics of ...

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 external ...