The Epworth Sleepiness Scale (below) was developed by researchers in Australia and is widely used by sleep professionals around the world to measure sleep deprivation. How likely are you to doze off or fall asleep in the following situations, in contrast to feeling just 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 number for each situation:

*Note: This should only be used for "entertainment", because OSA (obstructive sleep apnea) might not become apparent with this study. We assume no liability for outcomes of this test, and you by using this test, assume all responsibilty contained herein. If you believe you might have sleep apnea you should contact a doctor.