Health

Sleep Habits & Chronotypes

Sleep Habits & Chronotypes is a structured health dataset with 10 entries. Its fields include Chronotype / Habit, Typical Sleep Time, Peak Productivity. Community voting appears as a separate signal beside eligible rows and does not replace the source values.

Every row is shown below and is also available as CSV, JSON, or Excel.

10rows
5columns
98views
2downloads
Source:Community curated
Updated:3/6/2026

Dataset details

Table scope
All 10 rows
Fields
5 columns
Source
Community curated
Data updated
Mar 6, 2026

Included fields: Chronotype / Habit, Typical Sleep Time, Peak Productivity, % of Population, Famous Example.

The table contains every record in this dataset; the same records are available in each download format.

Preview observations

% of Population groups
9 distinct values
Across 10 preview rows

Useful for

  • Comparing Chronotype / Habit, Typical Sleep Time, and Peak Productivity across health entries
  • Building reference tables, charts, or analyses from 10 downloadable records
10/10
Chronotype / Habit
Typical Sleep Time
Peak Productivity
% of Population
Famous Example
Lion (Early Bird Extreme)
9pm–5am6am–12pm15-20%Tim Cook (3:45am), Apple CEO, answers emails at 4am, gym by 5am
Bear (Average)
11pm–7am10am–2pm50-55%Most people, follows the solar cycle, productive mid-morning, post-lunch dip
Wolf (Night Owl)
1am–9am5pm–12am15-20%Barack Obama (reads until 2am), creative types, forced into 9-5 misery
Dolphin (Light Sleeper)
11:30pm–6:30am (interrupted)10am–12pm, then 4-6pm10%Anxious sleepers, half-brain-awake pattern, often struggle with insomnia
Biphasic Sleeper
12am–6am + 2pm nap9am–1pm, 3pm–7pmCommon in MediterraneanSpanish siesta culture, Winston Churchill napped daily, NASA found 26-min naps boost performance 34%
Polyphasic (Uberman)
6x 20-min naps across 24hrsSupposedly always (2 hours total sleep)<0.1% (extreme biohackers)Leonardo da Vinci allegedly did this, Silicon Valley experimenters, most people crash within weeks
5am Club
9:30pm–5am5am–8am (golden hours)Growing movementRobin Sharma's book, Jocko Willink (4:30am), the hustle culture alarm clock
Teenager Pattern
1am–10am11am–1pm, 7pm–11pmBiological (puberty shift)Schools start too early for teen biology, melatonin shifts 2hrs later in puberty
Shift Worker
Rotating/brokenVaries by shift15-20% of workforceNurses, factory workers, 24/7 economy, WHO classifies night shifts as 'probably carcinogenic'
Social Jet Lag
Weekday: 12am–6:30am, Weekend: 2am–11amMid-morning on good days~70% of peopleThe Monday zombie phenomenon, 2+ hour sleep schedule difference between work and free days

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