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Insomnia Severity Index

Sleep Quality Assessment

The ISI evaluates your sleep quality and insomnia symptoms. This test helps you understand your sleep patterns and identify potential issues.

About This Test

📝 7 questions

⏱️ 2 minutes

🔒 Completely private

⚡ Instant results

Source: Morin CM, Belleville G, Belanger L, et al. The Insomnia Severity Index: psychometric indicators to detect insomnia cases and evaluate treatment response. Sleep. 2011;34(5):601-610.

Your Results

Based on your responses to the Insomnia Severity Index

0 Total Score

Score Interpretation

Score Range	Level	Description
0-7	No Clinical Insomnia	Your sleep quality is good. Continue maintaining healthy sleep habits.
8-14	Subthreshold Insomnia	You may experience occasional sleep difficulties. Consider improving sleep hygiene.
15-21	Moderate Insomnia	Insomnia symptoms are present. Consider professional consultation for sleep improvement.
22-28	Severe Insomnia	Insomnia is significantly impacting your life. We recommend professional sleep evaluation.

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About This Test

The ISI evaluates your sleep quality and insomnia symptoms. This test helps you understand your sleep patterns and identify potential issues.

Frequently Asked Questions

Is this test confidential? +

Yes, all responses are processed locally in your browser and never stored on our servers. Your privacy is completely protected.