Fitbit heart rate monitoring explained

We discuss features, accuracy and applications of the PurePulse sensor

Tracking heart rate is a huge feature of Fitbit’s smartwatches and fitness trackers – and drives the data we demand from our wearables. But how does Fitbit track heart rate – and is it accurate?

Thanks to the in-built heart rate monitor found in the Inspire HR, Fitbit Charge 3, Fitbit Alta HR, Fitbit Versa and Fitbit Ionic, you’re able to gauge not only your heartbeat activity during workouts, but also tap into wellness features and some of the best sleep tracking in the business.

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