How a Fitbit is able to accurately track your sleep, and how to check your sleep stats - Business Insider

How a Fitbit is able to accurately track your sleep, and how to check your sleep stats  Business Insider

Business Insider - Most Fitbits will track your sleep automatically with a combination of movement and heart-rate monitoring. You can also check your sleep stats ...

How a Fitbit is able to accurately track your sleep, and how to check your sleep stats - Business Insider
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