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Published on: 9/22/2026
A sleep diary used to evaluate narcolepsy should typically cover at least one to two weeks and record bedtime, how long it took to fall asleep, night awakenings, final wake time, total sleep hours, and all naps with their timing, length, and whether they felt refreshing. Clinicians also look for daytime sleepiness episodes and unintentional "sleep attacks," plus symptoms like cataplexy, sleep paralysis, vivid dream-like hallucinations, and disrupted nighttime sleep, alongside caffeine, alcohol, medication use, exercise, mood, and work or school schedules. Because sleep specialists often pair the diary with actigraphy before ordering a polysomnogram and Multiple Sleep Latency Test, the level of detail and consistency you provide can directly affect your diagnosis. There are several important details to consider before your appointment, so see below to understand more.
If your sleepiness is disrupting daily life, a free, instant, online symptom check can help you organize what you are experiencing, see which conditions may explain your symptoms, and understand which specialist to see next, all in just a few minutes and before you start tracking.
Last reviewed for medical accuracy: 09/22/2026
A sleep diary is a simple but powerful tool that helps both you and your sleep specialist understand your sleep–wake patterns, daytime sleepiness, and related symptoms. For someone being evaluated for narcolepsy, a detailed sleep diary can guide clinical decisions, track treatment effects, and uncover triggers that worsen symptoms.
Below, you’ll find:
Use this guide to create your own diary or download a printable version of the “Narcolepsy sleep diary template.” And if you’re just getting started, you might consider a free, online symptom check, using the doctor approved Ubie Symptom Checker to see if your symptoms line up with narcolepsy or another sleep disorder.
Narcolepsy is a lifelong neurological disorder characterized by excessive daytime sleepiness (EDS) and, in many cases, cataplexy (sudden muscle weakness). A thorough diagnosis often includes:
Between visits, a sleep diary:
To get the most accurate picture, record the following details every day for at least two weeks:
Below is a condensed version you can copy into a notebook, spreadsheet, or printable PDF.
| Date | Bed Time | Sleep Onset | Awakenings (# & Duration) | Final Wake Time | Sleep Quality (1–5) | Nap # | Nap Time | Nap Duration | Sleepiness (1–10) | Cataplexy (Y/N) | Hallucinations (Y/N) | Meds & Time | Caffeine & Time | Alcohol & Time | Exercise & Time | Stress (1–5) | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023-09-01 | 22:30 | 22:45 | 2 @ 15 min, 1 @ 5 min | 06:45 | 3 | 2 | 11:00–11:20, 15:30–15:45 | 20, 15 | 8 | Yes (laughter) | No | Modafinil 200 mg @ 07:00 | Coffee 08:00 | – | Walk 18:00 (30 min) | 3 | Slight headache at noon |
| … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … |
Feel free to customize columns based on your unique symptoms or clinician’s recommendations.
A well-maintained sleep diary is a cornerstone of narcolepsy diagnosis and management. It empowers you and your care team to:
If you’re unsure about your symptoms or need a starting point, consider a free, online symptom check, using the doctor approved Ubie Symptom Checker. It’s a quick way to see if your experiences align with narcolepsy or another sleep disorder.
Remember, while a sleep diary provides valuable insight, it doesn’t replace professional evaluation. Always speak to a doctor if you experience severe daytime sleepiness, sudden muscle weakness, hallucinations, or any life-threatening or serious symptoms. Your health and safety come first.
(References)
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