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Do a quick mental math using the table below in 90 secs. What's your score? SOURCE: The SATED test: a self-report questionnaire developed by sleep researchers to determine sleep fulfillment https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3902880/ Photograph: Daniel J Buysse/University of Pittsburgh If you are score less than 7, you can be assured the poor quality of sleep is making …