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Related to circadian rhythm: melatonin, Circadian rhythm sleep disorder
See: regularity
References in periodicals archive ?
Deviant circadian rhythms and poor sleep quality are associated with increased risks of cardiovascular, metabolic and cognitive diseases, as well poor quality of life and increased risks of premature death," researcher Dr.
The take-home message: Circadian rhythm sleep disorders in patients with ADHD are not necessarily attributable to comorbid anxiety and/or depression, she and her colleagues wrote in the Journal of Affective Disorders.
USA], Nov 4 ( ANI ): Environmental toxins may be disrupting the circadian rhythms, according to a recent study.
Stephen Lockley, a Harvard sleep researcher, wrote that even dim light emitted by table lights can interfere with a person's circadian rhythm and impair melatonin secretion.
The findings provide insight into how the biological clock is regulated and could lead to the development of new therapies for individuals with an altered circadian rhythm, including night shift workers and those suffering from jet lag.
To test whether our circadian rhythms affect susceptibility to, or progression of, infection, researchers at the Wellcome Trust-Medical Research Council Institute of Metabolic Science, University of Cambridge, compared normal 'wild type' mice infected with herpes virus at different times of the day, measuring levels of virus infection and spread.
The workers have a great task of adjusting their body functions to the night shift causing a conflict between their body's circadian rhythm and timings of work.
Presumably, the company's main target audience is the millions of poorly sleeping sighted people who might identify themselves as having a similar circadian rhythm disorder.
The human body is regulated by circadian rhythms that consist of daily cycles of physiological responses that include core body temperature, melatonin secretion, and plasma level of cortisol.
Melatonin is remarkably functionally diverse with actions as a free radical scavenger and antioxidant, circadian rhythm regulator, anti-inflammatory, and immunoregulating molecule [9].
Ultimately, these studies will provide a foundation for further investigations of how clocks interact with the neural cir cuitry underlying a behavior that is expressed with a circadian rhythm.

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