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Explore the best-rated fitbit smartwatches available on Amazon that perform excellently in terms of monitoring heart rate, ...

It also has the best battery life of any Fitbit, rated for up to 10 days of use before you need to plug it in again. On the ...

Overview: The Fitbit lineup emphasizes advanced biosensors that provide clinical-grade insights into cardiovascular health ...

Looking for a fitness tracker for your wrist that puts in just as much work at the gym (or these days, your living room, probably) as you do? Maybe you’re trying to find a way to monitor and improve ...