How likely are you to doze off or fall asleep in the situation described below, in contrast to just feeling tired? This refers to your usual way of life in recent times. Even if you have not done some of these things recently, try to work out how they would have affected you. Use the following scale to choose the most appropriate value for each situation.

Sleep disorders, which can be temporary or long-term, affect the quantity or quality of sleep. According to the National Commission on Sleep Disorders Research, an estimated 40 million Americans experience short-term sleep-related problems. An additional 40 million people suffer from chronic sleep disorders. Insomnia is the most prevalent sleep complaint in the general population.

This questionnaire - called the <strong>Epworth Sleepiness Scale</strong> - was developed by Dr. Murray Johns of Melbourne, Australia to measure daytime sleepiness. (Source: <a href="http://www.ncbi.nlm.nih.gov/sites/entrez?orig_db=PubMed&db=PubMed&cmd=Search&term=%22Sleep%22[Jour]%20AND%20540[page]%20AND%201991[pdat]">Sleep 1991;14(6):540-545</a>). Using the rating scale below, rate each of the following statements as it best applies to you.

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The Epworth Sleepiness Scale is provided for informational use only and is not intended to be taken as specific medical advice. If you think you may have a sleep disorder or other medical condition, seek the consultation of a physician.

<strong>Comprehensive Sleep Disorders Institute is staffed by licensed medical doctors who are certified by the American Board of Sleep Medicine. To get a consultation, please call (718) 339-4800 to schedule an appointment.</strong>