Educational sample diary
24-Hour Rhythm Tracker
Explore sleep timing and daily rhythms using invented sample data.
Synthetic review preview
The diary below is invented sample data. Changes live only on this screen and disappear when you reload. Nothing is saved, sent or analyzed. Do not enter real health information. Accounts, permanent saving and reminders are not available in this preview.
Set up your view
Optional. Everything here can be changed later, and skipping keeps sensible defaults.
Rows will begin at 4:30 PM, six hours before your typical bedtime, so each night sits in one row.
My Day
Sat Nov 7
SyntheticBed 10:45 PM, asleep 11:30 PM, final waking 6:30 AM, up 7:00 AM.
- Time in bed
- 8h 15m
- Time to fall asleep
- 30m
- Awake after falling asleep
- 30m
- Total sleep
- 6h 30m
- Sleep efficiency
- 78.8%
30m awake across 2 awakenings. When these happened during the night was not reported, so the timeline does not place them.
My Rhythms
Each row starts at 4:30 PM on the date shown. Each night appears on the row of the evening it began. Drag a sleep bar to move it, or select it to edit exact times.
- In bed, awake
- Trying to fall asleep
- Sleep period
- Awake after final waking
- Includes awake time at unreported moments
- Thinner bar: nap
Averages across all diary days in this preview
Descriptive only. Main sleep only; naps and overlapping records are excluded. Each figure shows how many days contributed.
- Time in bed
- 8h 22m
- 14 days
- Time to fall asleep
- 30m
- 14 days
- Awake after falling asleep
- 27m
- 13 days
- Total sleep
- 6h 41m
- 13 days
- Sleep efficiency
- 79.4%
- 13 days