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Large-scale data from wearables reveal regional disparities in sleep patterns that persist across age and sex | Scientific Reports
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Deviations from normal bedtimes are associated with short-term increases in resting heart rate | npj Digital Medicine
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Frontiers | A Multi-Level Classification Approach for Sleep Stage Prediction With Processed Data Derived From Consumer Wearable Activity Trackers
Validation of Fitbit Charge 4 for assessing sleep in Chinese patients with chronic insomnia: A comparison against polysomnography and actigraphy | PLOS ONE
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Flow diagram of the literature search. a PubMed/Medline: n = 89; Web... | Download Scientific Diagram
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Wearable Activity Trackers in Clinical Research and Practice in: Kinesiology Review Volume 8 Issue 1 ()
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Frontiers | An automated heart rate-based algorithm for sleep stage classification: Validation using conventional polysomnography and an innovative wearable electrocardiogram device
![Is the sleep tracking accuracy reliable? Has anyone had actual linkage to sleeping disorders found because of these kinds of consistent results of no REM and no deep sleep? : r/fitbit Is the sleep tracking accuracy reliable? Has anyone had actual linkage to sleeping disorders found because of these kinds of consistent results of no REM and no deep sleep? : r/fitbit](https://preview.redd.it/y6kjlc7hxif31.jpg?width=640&crop=smart&auto=webp&s=3c1e0adfa6ecf1a096a0941c561038ed2ce9dc52)
Is the sleep tracking accuracy reliable? Has anyone had actual linkage to sleeping disorders found because of these kinds of consistent results of no REM and no deep sleep? : r/fitbit
![Fitbit, how can you possibly rate a sleep duration of 4 hours and 34 minutes as good, thats ridiculous. : r/fitbit Fitbit, how can you possibly rate a sleep duration of 4 hours and 34 minutes as good, thats ridiculous. : r/fitbit](https://i.redd.it/dxn8sv3h3x051.jpg)
Fitbit, how can you possibly rate a sleep duration of 4 hours and 34 minutes as good, thats ridiculous. : r/fitbit
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