Circadian rhythm refers to an internal biological clock that runs approximately on a 24 hour cycle.
It is an innate, daily, fluctuation of behavioral and physiological functions, including sleep waking, generally tied to the 24 hour day-night cycle but sometimes to a different (e.g., 23 or 25 hour) periodicity when light/dark and other time cues are removed.
Other /More definition:
Circadian rhythm refers to the daily biorhythm oscillation of heightened and lowered brain arousal observed throughout the wake/sleep cycle.
It is likewise, the 24-hour cycle of physiological functions maintained by every person; the sleep-wake cycle
Related Articles | |
Psychophysiology at psychology-glossary.com | ■■■■■■ |
Psychophysiology is the branch of psychology that studies the relationship between the physiological . . . Read More | |
Nocturnal at psychology-glossary.com | ■■■■■ |
In the context of psychology, nocturnal refers to behaviors or phenomena that occur during the night. . . . Read More | |
Light pollution at psychology-glossary.com | ■■■■■ |
Light pollution in the psychology context refers to the excessive or misdirected artificial light that . . . Read More | |
Sleep at psychology-glossary.com | ■■■■■ |
Sleep is a physical and mental resting state in which a person becomes relatively inactive and unaware . . . Read More | |
Vision at psychology-glossary.com | ■■■■■ |
Vision refers to the process by which light stimuli are transformed into neural signals that produce . . . Read More | |
Night terror at psychology-glossary.com | ■■■■■ |
Night terror is defined as a state of panic during NREM sleep. An experience of intense anxiety during . . . Read More | |
Urophilia at psychology-glossary.com | ■■■■ |
Urophilia refers to one of the paraphilias which is characterized by marked distress over, or acting . . . Read More | |
Chatterbox at psychology-glossary.com | ■■■■ |
A "chatterbox" is a colloquial term often used to describe individuals who engage in excessive and often . . . Read More | |
Neurophysiology at psychology-glossary.com | ■■■■ |
Neurophysiology: In psychology, neurophysiology refers to the study of the structure, function, and development . . . Read More | |
Neuropsychiatry at psychology-glossary.com | ■■■■ |
Neuropsychiatry is a specialized field within the realm of medicine and psychology that focuses on the . . . Read More |