Most thought of sleep.
body temperature
Probably your circadian rhythm prevents you. Circadian rhythm is a person's biological clock; regular bodily rhythms (for example temperature or in your example wakefullness and tiredness) that occur on a 24 hour cycle.
Circadian Rhythm.
a change in your circadian rhythm/ biological clock. For example, you used to sleep at 10 PM every night, and now you go to sleep at 3 AM.
circadian rhythm
That controls sleep and wakefulness. It is the body's natural clock. It is a biological rhythm or cycle of approximately 24 hours.
the circadian rhythm
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Suprachiasmatic Nucleus in the hypothalamus
The term circadian comes from the Latin words circa which means "around" and dies which means "day". The term circadian rhythm refers to the biochemical processes of an organism that occur over the duration of 24 hours. A circadian rhythm disorder is any disruption in a person's circadian rhythm.
Lee Weston has written: 'Body rhythm' -- subject(s): Biological rhythms, Circadian rhythms
Humans have a circadian rhythm that controls sleep and wakefulness.
One can find information on circadian rhythm in the Music Making Today magazine. This magazine has a lot of different articles and information on this topic.