The Epworth Sleepiness Scale is widely used in the field of sleep medicine as a patient's Sleepiness. The test is a list of eight situation in which you rate your tendencyn to become sleepy on a scale of 0, no chance of dozing, to 3, high chance of dozing. When you finish the test, add up the values of your responses. Your total score is based on a scale 0 to 24. The scale estimates whether you are experiencing excessive sleepiness that possibly requires medical attention.