ISI: a sleep self-check you can do in 2 minutes.
The ISI is a validated screening questionnaire used by clinicians worldwide. Your answers are scored instantly in your browser — nothing is stored or sent anywhere unless you choose to share your result with us at the end.
1. Difficulty falling asleep
2. Difficulty staying asleep
3. Problems waking up too early
4. How satisfied/dissatisfied are you with your CURRENT sleep pattern?
5. How NOTICEABLE to others do you think your sleep problem is in terms of impairing the quality of your life?
6. How WORRIED/DISTRESSED are you about your current sleep problem?
7. To what extent do you consider your sleep problem to INTERFERE with your daily functioning (e.g. daytime fatigue, mood, ability to function at work/daily chores, concentration, memory, mood) currently?
Please answer the highlighted question — every item counts toward an accurate score.
Please don't carry this alone
Some of your answers suggest you may be having thoughts of self-harm, or things feel very heavy right now. Support is available right now: Lifeline 13 11 14 · Suicide Call Back Service 1300 659 467 · in an emergency call 000. You can also see our urgent help page — and if you'd like us to call you, share your details below.
About this instrument: Bastien, Vallières & Morin (2001). Validation of the Insomnia Severity Index as an outcome measure for insomnia research. Sleep Med. This self-check is provided for information only and does not replace professional assessment. Mind Health does not store your answers unless you choose to share them.