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3.2yr
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Karolinska Sleepiness Scale (KSS) - a scale you can use to quantify your sleepiness

https://www.med.upenn.edu/cbti/assets/user-content/documents/Karolinska%20Sleepiness%20Scale%20(KSS)%20Chapter.pdf
leif @beehaw.org - 3.2yr

nice! I wonder if there are similar proven scales for fatigue, stress, emotional burn out etc

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