HeatSense integrates with multiple sensors, and each has a different level of water resistance. Here’s what you need to know: HeatSense Thermal Sensor Waterp...

Polar H10 Chest Strap Care Guide (Default with HeatSense Kit) The Polar H10 chest strap, included with your HeatSense Kit, is a gold-standard ECG sensor designe...

Choosing between a bicep band and a chest strap? Here’s how each option works with HeatSense—and how to pick the one that fits your training style. Is a Bic...