Circadian rhythm
Circadian rhythm
Natural internal process that regulates the sleep-wake cycle.
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First pulled by Pedecremen, Oct 29, 2026
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Readers' pathsAug 2026 – Oct 2026
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Circadian rhythm sleep disorder
Family of sleep disorders that affect the timing of sleep.
15%
Sleep
Naturally recurring resting state of mind and body.
5.9%
Redox
Chemical reaction involving changes in oxidation state.
4.3%
Delayed sleep phase disorder
Chronic sleep disorder.
3%
Polyphasic sleep
Sleep pattern with more than one period of sleep in a 24-hour period.
2.3%
Melatonin
Amine hormone.
1.9%
Jet lag
Condition due to travel across time zones.
1.8%
Tamarind
Leguminous tree bearing edible fruit.
1.7%
Power nap
Short sleep.
1.6%
Cyanobacteria
Phylum of photosynthesising prokaryotes.
1.5%
Readers come from
Share of the 10,452 readers arriving from another article
Jet lag
Condition due to travel across time zones.
4.2%
Human eye
Sensory organ of vision.
4.1%
Melatonin
Amine hormone.
3.8%
Cortisol
Vertebrate natural glucocorticoid hormone.
3.2%
Sleep
Naturally recurring resting state of mind and body.
3.1%
Diurnality
Behavior characterized by activity during the day and sleeping during the night.
3.1%
Sleep cycle
Oscillation between the slow-wave and REM phases of sleep.
3%
Coma
State of unconsciousness.
2.5%
Polyphasic sleep
Sleep pattern with more than one period of sleep in a 24-hour period.
2.1%
Somnolence
State of desire for sleep, for unusually long periods.
2%