How likely are you to doze off or fall asleep in the following situations, in contrast to feeling just tired? Answer each question under current normal circumstances as much as possible. 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 number for each situation:

0 --- Would Never Doze
1 --- Slight Chance of Dozing
2 --- Moderate Chance of Dozing
3 --- High Chance of Dozing


Chance of Dozing

  1. ____

  2. ____

  3. ____

  4. ____

  5. ____

  6. ____

  7. ____

  8. ____

Total ____ (This is your ESS score)


  1. Sitting and reading

  2. Watching TV

  3. Sitting inactive in a public place (e.g. a theater or meeting)

  4. As a passenger in a car for an hour without a break

  5. Lying down to rest in the afternoon when circumstances permit

  6. Sitting and talking to someone

  7. Sitting quietly after a lunch (without alcohol)

  8. In a car, while stopped for a few minutes in the traffic


Analyze Your Score

0-7: It is unlikely that you are abnormally sleepy.
8-15: You may be excessively sleepy depending on the situation. You may want to consider seeking medical attention.
16-24: You are excessively sleepy and should consider seeking medical attention.

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