What Is Sleep Quality Anyway?

Опубликовано: 02 Август 2026
на канале: Sleep Gods
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What is sleep quality? The latest 2017 report by the National Sleep Foundation identifies 4 key metrics that indicate good sleep quality. In this video you will learn what those metrics are, as well as some 'secret metrics' that weren't released to the public.

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★★★ SLEEP QUALITY METRICS ★★★

Sleep Efficiency:
Sleeping more time while in bed (at least 85 percent of the total time) Less than 64% does not indicate good sleep quality for young adults (18-25 years), and equal to or less than 74% does not indicate good sleep quality across all age groups except young adults

Sleep Latency:
Falling asleep in 30 minutes or less (More than 45 minutes is poor sleep quality) (31 - 45 minutes rated as uncertain as to whether good sleep quality or not)

Awakenings per night:
Waking up no more than once per night

Wake after sleep onset:
Being awake for 20 minutes or less after initially falling asleep. More than 41 minutes and it’s not good.

REM Sleep:
21-30% is a good indicator of sleep quality. Over 41% is not a good indicator of sleep quality

N1 (Light) Sleep:
Equal to or less than 5% is a good indicator of sleep quality, equal to or more than 20% is not good

N2 (Light) Sleep:
Equal to or more than 81% is not a good indicator

N3 (Deep) Sleep:
16-20% is a good indicator, equal to or less than 5% not good

Naps per 24 hours:
4 or more naps does not indicate good sleep quality

Nap duration:
Naps equal to or more than 100 minutes does not indicate good sleep quality

Nap frequency:
0 naps among young adults is an indicator of good sleep quality

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Main Song: Sunday by Otis McDonald
Intro/Outro Song: Sydney Skyline by Albus

★★★ REFERENCES ★★★

National Sleep Foundation (NSF) Key Indicators of Good Sleep Quality (Public Announcement)
https://www.sleepfoundation.org/press...

National Sleep Foundation's sleep quality recommendations: first report (Original Report)
https://www.sleephealthjournal.org/ar...

Napping
https://www.sleepfoundation.org/artic...

What Does Oura Track to Help You Measure Your Sleep
https://ouraring.com/sleep-score/

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