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    The great sleep tracking debate - Part 1

    enApril 08, 2019
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    About this Episode

    How accurate is your sleep tracker? Are consumer sleep wearables good enough to used for research and clinical purposes? Join us as we navigate the complex issues surrounding marketing claims, scientific validation, reliability, raw data and why 'black boxes' technology is an impediment to research.

    In this first instalment of a 2-part episode, we talk about the rapid improvement that consumer sleep tracker have made in a short amount of time, and how, compared to expensive validated technology like actigraphy, could potentially unleash powerful new ways to advance sleep science.

    Skip to sections:

    2:48 Introducing Jesse Cooke

    4:43 Discussing the review 'Wearable Sleep Technology in Clinical and Research Settings'

    6:50 The lack of incentives for rigorous validation of consumer sleep trackers (CST)

    10:18 CST have great potential but they are 'black boxes'

    13:29 Actigraphs and the first generation consumer sleep wearables 

    16:20 Newer generation sleep wearables are getting much more accurate

    21:52 Is it worth paying $1000 for a clinical actigraph?

    25:21 Comparing CST measurement techniques to polysomnography 

    31:32 REM sensitivity of CST has improved from 30% to 60% in only a few years

    32:40 The problem with detecting sleep from 'motionless wake'

    37:02 Machine learning - the 'low hanging fruit' to improve accuracy of CST

    40:09 Challenge for doctors when patients report use consumer sleep trackers

    41:37 Fitbit, NIH and big data initiatives and future potential

    How accurate is your sleep tracker? Are consumer sleep wearables good enough to used for research and clinical purposes? Join us as we navigate the complex issues surrounding marketing claims, scientific validation, reliability, raw data and why 'black boxes' technology is an impediment to research.

    In this first instalment of a 2-part episode, we talk about the rapid improvement that consumer sleep tracker have made in a short amount of time, and how, compared to expensive validated technology like actigraphy, could potentially unleash powerful new ways to advance sleep science.

    Skip to sections:

    2:48 Introducing Jesse Cooke

    4:43 Discussing the review 'Wearable Sleep Technology in Clinical and Research Settings'

    6:50 The lack of incentives for rigorous validation of consumer sleep trackers (CST)

    10:18 CST have great potential but they are 'black boxes'

    13:29 Actigraphs and the first generation consumer sleep wearables 

    16:20 Newer generation sleep wearables are getting much more accurate

    21:52 Is it worth paying $1000 for a clinical actigraph?

    25:21 Comparing CST measurement techniques to polysomnography 

    31:32 REM sensitivity of CST has improved from 30% to 60% in only a few years

    32:40 The problem with detecting sleep from 'motionless wake'

    37:02 Machine learning - the 'low hanging fruit' to improve accuracy of CST

    40:09 Challenge for doctors when patients report use consumer sleep trackers

    41:37 Fitbit, NIH and big data initiatives and future potential

    This episode’s guest:

    Jesse Cook is a doctoral student within the Clinical Psychology program at the University of Wisconsin-Madison under the primary mentoring of David Plante, MD, PhD.
    Previously, he completed his undergraduate degree at the University of Arizona, whereby he assisted in projects directed by Dr Richard Bootzin.Jesse's research primarily focus on the assessment and treatment of persons with unexplained excessive daytime sleepiness.

    Additionally, he has published multiple papers evaluating the utility and ability of wearable consumer technologies as a sleep assessor, relative to PSG.

    Resources:

    Jesse Cook Researchgate: https://www.researchgate.net/profile/Jesse_Cook3

    Jesse on Twitter: https://twitter.com/SleepAndSports

    Review: Wearable Sleep Technology in Clinical and Research Settings: https://bit.ly/2K4e9MV

    Fitbit/NIH research collaboration: https://bit.ly/2RUzsDa

    Orthosomnia: http://jcsm.aasm.org/viewabstract.aspx?pid=30955

    Philips Actigraphy devices: http://www.actigraphy.com/solutions/actigraphy.html

    Sleep tracking guide: https://sleepjunkies.com/the-ultimate-guide-to-sleep-tracking/

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    Wikipedia: https://en.wikipedia.org/wiki/Robert_Stickgold

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    University of Montreal: http://www.ceams-carsm.ca/chercheurs/zadra

    Twitter: https://twitter.com/DrZdreams

    History of dreaming: https://sleepjunkies.com/the-science-of-dreams-and-dreaming-a-brief-history/


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    ResearchGate: https://www.researchgate.net/profile/Michael_Grandner

    Twitter: https://twitter.com/michaelgrandner

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    More Resources:

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