Hypersomnia Severity Index

For these next few questions, please consider your SLEEP IN THE PAST MONTH. To what extent do you think that you:
Sleep too much at night?
Have difficulty waking up in the morning or from naps?
Sleep during the day?
Feel sleepy during the daytime?
How SATISFIED/dissatisfied are you with your current sleep pattern?
To what extent do you consider your sleep problem to INTERFERE with your daily functioning (e.g., daytime fatigue, ability to function at work/daily chores, concentration, memory, mood, etc.)?
How NOTICEABLE to others do you think your sleeping problem is in terms of impairing the quality of your life?
How WORRIED/DISTRESSED are you about your current sleep problem?
Do you ever have “sleep attacks,” defined as unintended sleep in inappropriate situations?