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A sleep disorder is a medical problem in which a person is either not able to sleep, or sleeps too much, or has disturbed and unrestful sleep. Sleep disorders affect the quality of every other aspect of life.Learn more about sleep disorders by joining our online group – you can ask questions, get answers from experts, and share experiences.
People who sleep on an average between 7 to 8 hours each night showed better cognitive function than those who slept more, or less than this amount, reports a new study. The findings of the study are published in the journal