Sleep Deprivation Test

Questions: 65 · 10 minutes
1. Small problems feel unusually stressful to me when I haven’t slept well.
Never
Sometimes
Often
Almost always
2. I feel more sensitive to criticism or feedback when I’m tired.
Never
Sometimes
Often
Almost always
3. I feel mentally “done” or burned out more quickly when I haven’t slept enough.
Never
Sometimes
Often
Almost always
4. Fatigue makes it harder for me to do my usual responsibilities.
Not at all
A little
Quite a bit
Extremely
5. I feel more negative about my day because I’m tired.
Never
Sometimes
Often
Almost always
6. I feel less able to cope with everyday demands when I’m tired.
Never
Sometimes
Often
Almost always
7. I have missed parts of a conversation because my attention drifted.
Never
Sometimes
Often
Almost always
8. It has taken me longer than usual to understand instructions or information.
Never
Sometimes
Often
Almost always
9. I get frustrated more quickly than usual.
Never
Sometimes
Often
Almost always
10. I have had trouble focusing during meetings, lectures, or conversations.
Never
Sometimes
Often
Almost always
11. I feel like everything takes more emotional effort when I’m tired.
Never
Sometimes
Often
Almost always
12. I have made careless mistakes on simple tasks (e.g., typos, missed steps, wrong clicks).
Never
Sometimes
Often
Almost always
13. I have walked into a room and forgotten why I went there.
Never
Sometimes
Often
Almost always
14. Fatigue makes me feel close to “running on empty.”
Not at all
A little
Quite a bit
Extremely
15. I feel more anxious or keyed up when I’m running on too little sleep.
Never
Sometimes
Often
Almost always
16. I feel less friendly or less socially engaged when I’m sleep-deprived.
Never
Sometimes
Often
Almost always
17. By mid-day, my energy is already low.
Not at all true
A little true
Mostly true
Very true
18. I feel sleepy during meetings, classes, or conversations.
Never
Sometimes
Often
Almost always
19. My mind has wandered even when I tried to pay attention.
Never
Sometimes
Often
Almost always
20. I have blanked on a familiar word or name more than usual.
Never
Sometimes
Often
Almost always
21. I have a shorter fuse in conversations (I get annoyed fast).
Never
Sometimes
Often
Almost always
22. I have forgotten what someone just told me moments earlier.
Never
Sometimes
Often
Almost always
23. I feel drained even after doing small tasks.
Not at all
A little
Quite a bit
Extremely
24. I struggle to stay awake during quiet activities (e.g., reading, watching TV).
Never
Sometimes
Often
Almost always
25. I feel worn out before the day is over.
Never
Sometimes
Often
Almost always
26. I feel mentally exhausted along with physical tiredness.
Not at all
A little
Quite a bit
Extremely
27. I have started a task and then realized I was doing it on “autopilot” without awareness.
Never
Sometimes
Often
Almost always
28. I have less patience with delays or interruptions than usual.
Never
Sometimes
Often
Almost always
29. I have felt like my thinking speed was slower than usual.
Never
Sometimes
Often
Almost always
30. I have felt slow to respond in conversations or when making decisions.
Never
Sometimes
Often
Almost always
31. I feel physically tired for most of the day.
Never
Sometimes
Often
Almost always
32. I feel overwhelmed more easily after nights of poor sleep.
Never
Sometimes
Often
Almost always
33. I feel like my body is moving slower because I’m tired.
Not at all true
A little true
Mostly true
Very true
34. I have less emotional control (I react strongly) when I’m sleep-deprived.
Never
Sometimes
Often
Almost always
35. I feel more reactive (quick to anger, tears, or sarcasm) when I haven’t slept enough.
Never
Sometimes
Often
Almost always
36. My tiredness makes me want to avoid activities I normally do.
Not at all
A little
Quite a bit
Extremely
37. I snap at people more easily than I normally would.
Never
Sometimes
Often
Almost always
38. I have felt mentally “foggy” or like my thoughts were cloudy.
Never
Sometimes
Often
Almost always
39. I feel less motivated to start tasks because I’m exhausted.
Never
Sometimes
Often
Almost always
40. I need to rest more than usual to get through the day.
Never
Sometimes
Often
Almost always
41. I rely on stimulants (like caffeine) to feel functional due to tiredness.
Never
Sometimes
Often
Almost always
42. I feel restless or on edge because I’m not well-rested.
Never
Sometimes
Often
Almost always
43. I have less tolerance for noise or clutter when I’m sleep-deprived.
Never
Sometimes
Often
Almost always
44. My energy runs out sooner than it should.
Not at all true
A little true
Mostly true
Very true
45. I have found it hard to keep track of what I was doing across multiple steps.
Never
Sometimes
Often
Almost always
46. I am more likely to argue or start conflicts when I’m tired.
Never
Sometimes
Often
Almost always
47. I notice a lower mood (down, gloomy, or flat) after poor sleep.
Never
Sometimes
Often
Almost always
48. Lately, I feel more irritable than usual because I’m tired.
Never
Sometimes
Often
Almost always
49. I have had difficulty switching between tasks without getting confused or losing track.
Never
Sometimes
Often
Almost always
50. I have less stamina than usual for routine physical activity (e.g., walking, climbing stairs).
Not at all true
A little true
Mostly true
Very true
51. I have caught myself staring at something (screen/road/page) without processing it.
Never
Sometimes
Often
Almost always
52. It takes strong effort to keep going when I start feeling tired.
Not at all true
A little true
Mostly true
Very true
53. I have reread the same sentence or paragraph because I realized I wasn’t taking it in.
Never
Sometimes
Often
Almost always
54. I have had brief “microsleep” moments (nodding off or losing awareness for a few seconds).
Never
Sometimes
Often
Almost always
55. I feel heavy-eyed or like I could fall asleep easily during the day.
Never
Sometimes
Often
Almost always
56. I feel a strong urge to nap during the day.
Never
Sometimes
Often
Almost always
57. I have misplaced everyday items (e.g., keys, phone) because I wasn’t paying attention.
Never
Sometimes
Often
Almost always
58. I lose interest in things I usually enjoy when I’m sleep-deprived.
Never
Sometimes
Often
Almost always
59. I feel more easily discouraged after a poor night’s sleep.
Never
Sometimes
Often
Almost always
60. I feel emotionally “thin-skinned” (easily upset) when I’m sleep-deprived.
Never
Sometimes
Often
Almost always
61. I feel tired even when I haven’t done much.
Never
Sometimes
Often
Almost always
62. I have lost my train of thought mid-sentence or mid-task.
Never
Sometimes
Often
Almost always
63. I feel more pessimistic about my ability to handle responsibilities when I’m tired.
Never
Sometimes
Often
Almost always
64. In the past week, I have struggled to concentrate on a task for more than a few minutes.
Never
Sometimes
Often
Almost always
65. I have trouble staying active throughout the day because of fatigue.
Not at all
A little
Quite a bit
Extremely
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