"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 ...

The best heart rate sensors are the easiest way to keep track of your cycling performance and how your body reacts to your training efforts. There is a huge range of heart rate monitors to choose from ...

Since releasing the world’s first wearable heart-rate monitor in 1982, Polar has been at the forefront of endurance sport technology. That quality continues to run through its devices in 2025 and, ...