Tag: eeg

SLEEP STAGES – THE SECRET TO BETTER SLEEP

Sleep alternates between two phases: orthodox sleep and REM sleep. These phases can be distinguished from one another in EEG (electroencepha- lography). The majority of sleep is orthodox sleep (deep sleep, quiet sleep, slow-wave sleep) that can be further divided into three NREM (non-rapid eye movement) stages: N1, N2 and N3. These are in contrast…

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How accurate is the sleep data from the Zeo?

Derek Haswell, Community Manager @ Zeo Answered Nov 11, 2010 Check out our validation studies here: http://www.myzeo.com/pages/52_fo… – these studies compared PSG (professional lab), Zeo, and Actigraphy. A quick summary would look something like… Two professional lab technicians agree with each other ~95% of the time on whether someone was asleep or awake and ~84% of…

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