The RS800 has been designed for serious endurance athletes and competition runners. The system provides an unprecedented amount of feedback on body performance and enables the planning, tracking and ...

You can trust Cyclingnews Our experts spend countless hours testing cycling tech and will always share honest, unbiased advice to help you choose. Find out more about how we test. The Polar H10 heart ...

Smartwatches and smart fitness trackers are a dime a dozen these days, almost all of them equipped with one form of heart rate monitor or another. These might be fine for some consumers that don't ...

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, ...