| circadian rhythm |
The cycle in the body that runs approximately twenty-four hours.
Ãâó: www.alwaysyoung.com/glossary/a-c/a-c.html
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| circadian rhythm sleep d. |
[DSM-IV] a sleep disorder of the dyssomnia group, consisting of a lack of synchrony between the schedule of sleeping and waking required by the external environment and that of a person's own circadian rhythm. It usually has an environmental cause such as rotating shift work or long-distance air travel, although some individuals simply have natural circadian rhythms sharply different from the predominant one of their society.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| circadian rhythm |
The rhythmic repetition of certain phenomena in living organisms at about the same time each day. Without cues provided by light, the human circadian cycle lasts 25.9 hours.
Ãâó: www.jcaho.org/accredited+organizations/sentinel+ev...
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