circadian rhythm

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  • noun

Words related to circadian rhythm

a daily cycle of activity observed in many living organisms

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Our circadian rhythms tell us when it's time to sleep and energize us at different times of the day; evidence suggests it also plays a role in the development of diseases such as cancer.
But a new study led by the University of Colorado Boulder and the Medical Research Council's Laboratory of Molecular Biology in Cambridge, England shows for the first time that evening caffeine delays the internal circadian clock that tells us when to get ready for sleep and when to prepare to wake up.
With evidence that responses to DNA damage are regulated by the circadian clock in mice (Kang et al.
Fortunately, even as research continues to reveal more nuances, it is not difficult for lighting designers and allied professionals to gain a foundational understanding of basic circadian lighting design principles.
Almost onethird of all genes are influenced by circadian rhythms, and when out of balance they can play roles in cancer, heart disease, inflammation, hormonal imbalance and many other areas.
Unusual feeding time may produce chronodisruption, where peripheral circadian clocks of the heart, liver or pancreas become desynchronised from the central clock in the suprachiasmatic nucleus.
Voigt, PhD, assistant professor at Rush Medical College and first author of the study, said circadian rhythms, which impose a 24-hour cycle on our bodies, are different from sleep patterns, adding that sleep is a consequence of circadian rhythms.
The tick-tocks of the mammalian circadian clock emanate from a tiny cluster of cells called the suprachiasmatic nucleus, located deep in the brain.
Practice parameters for the clinical evaluation and treatment of circadian rhythm sleep disorders: An American Academy of Sleep Medicine Report.
Until your boss nips down to Boots and comes back with a circadian test kit and a breathily ser and discovers your rhythm is as steady as a rock but the reason you stayed in bed might have something to do with the 10 pints of lager and a dodgy kebab you had the night before.
Circadian desynchronosis or jet lag occurs when our body's 24-hour internal biological clock is out of balance.
The Clock gene, which controls the body's circadian rhythms, may be integrally involved in the development of bipolar disorder.
SAN DIEGO -- Bright-light therapy is more effective than melatonin supplements for shifting circadian rhythms, Milton Erman, M.
In most organisms there is a daily, or circadian, rhythm in visual sensitivity that is believed to be an output of the circadian clock in the retina.
This book makes a major contribution for those trying to understand the biological task of accurate and flexible circadian time keeping.