1. Have you noticed changes in your sleep pattern?
2. Any changes in sleep?
3. Are you sleeping more/less than usual?
4. How many hours do you sleep at night?
5. Is it more or less than the normal?
6. Do you have insomnia?
7. Have you had difficulty sleeping?
8. Do you sleep well?
9. How are you sleeping?
10. Tell me about your sleep problems.