Why can't I sleep?

1. Noisy environment

2. Situational Context

2.1. During a flight

2.2. Relationship problems

2.3. Shifting sleep cycles

2.4. Wake up often, can't go back to sleep

2.5. Work-related stress

2.6. Light sleeper

3. Room Temperature

3.1. Too hot

3.2. Too cold

4. Lighting

4.1. Too bright

4.2. Can't sleep in the dark

5. My mind is racing

5.1. Work

5.2. Fear

5.3. Guilt

5.4. Anger

5.5. Low self-esteem

5.6. Intense Emotions

6. Too full

7. Just drank

7.1. alcohol

7.2. COffee

7.3. drugs / medication

8. Unfamiliar place

9. Uncomfortable bed, sheets or clothes

10. Discomfort

10.1. Allergies

10.2. Can't sleep in my usual sleeping position

10.3. Pregnant

11. Medical conditions

11.1. Sleep apnea

11.2. Snoring

11.3. clinical depression

11.4. others

12. Too noisy

12.1. snoring roomate

12.2. Neighbors, kids, pets

12.3. Construction nearby

13. Just worked out