Circadian Rhythms - Articles

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Time to get high- Circadian rhythms and drug use by Adi Jaffe

People's HealthBlogger Awards 2009 - Best 100 Winner!

Posted Sat 01 May 2010 8:42pm Like most living creatures, humans have internal biological clocks known as circadian rhythms . These internal cycles synchronize our bodies with the Earth’s 24-hour day/night cycle and prepare us for predictable daily events (1). Circadian rhythms regulate a number of bodily functions including temperature, hormone secretion Read on »

Circadian Rhythm and Bipolar Disorder by James Claims Posted Sun 30 Oct 2011 1:00pm The circadian rhythm, responsible for the sleep-wake cycle has been implicated in bipolar disorder, specifically rapid cycling. So, what is the circadian rhythm. This is the rhythm... of the SAD haplotypes, they were AAAC and GGAC. The results of this study are two fold. First, gene variations are in congruence with the usual findings that the circadian rhythm Read on »

Circadian Rhythms: Zeitgebers, Entrainment, and Non-Photic Stimuli by Mark S. Healthy Living Professional

Posted Wed 21 Jul 2010 12:37pm – all life – has learned to rely on. Our internal clocks, known as circadian rhythms, tend to match up with this established external cycle. In essentially all known forms of life, from the earliest cells and bacteria to plants and mammals, the circadian rhythm is characterized by a period of around 24 hours. You might recall a previous MDA series on how Read on »

The Role of Circadian Rhythm Sleep Disorders (CRSD) by Snoozester .. Patient Expert

Posted Wed 16 Feb 2011 12:47pm A person’s circadian rhythm is an internal biological clock that regulates many physiological systems according to an approximate 24 hour cycle. The key feature of a circadian rhythm disorder is an occasional or continuous disruption in sleep patterns. It is often mistaken for Insomnia, especially if the symptoms persist over a longer period Read on »

Body temperature changes regulate circadian rhythm by Dr. John Z. Medical Doctor

Posted Sun 17 Oct 2010 12:00am the body’s circadian rhythm, the 24-hour cycle that controls metabolism, sleep and other bodily functions, according to new research from UT Southwestern Medical Center in Dallas, TX... known that body temperature fluctuates in warm-blooded animals throughout the day on a 24-hour, or circadian, rhythm, but the new study shows that temperature actually controls Read on »

On the night shift; what's goin on with nurses' circadian rhythms? by UABNews Posted Thu 14 Apr 2011 5:20pm effective. Studies have shown that disruptions of circadian rhythms -- when sleep wake patterns are out of sync with a biological clock -- have been associated with cardiovascular Read on »

Sound Cues and Circadian Rhythms by Mark S. Healthy Living Professional

Posted Thu 22 Jul 2010 9:06am Yesterday, I showed how environmental, behavioral, and social cues act as zeitgebers to human circadian rhythms , and I tried to be as thorough as possible (without... it, but it was someone’s offhand reference to the notion of the calls of songbirds affecting our circadian rhythms that convinced me I should do a follow-up to the blue light piece from earlier Read on »

Synchronized Circadian Rhythms: Natures Cancer Fighter by DrEliaz Posted Fri 17 Jun 2011 11:05pm over which are known as circadian rhythms. Modern analysis of our circadian rhythms has given birth to a new therapeutic modality known as chronotherapy, which, whether... influences on gene expression unravel some of the mysteries of cellular cycles. In general, circadian rhythms relate to the 24 hour solar cycle and can be found in plants, animals Read on »

Circadian Rhythm Sleep Disorder by Danielle Tate Posted Fri 31 Jul 2009 11:54am "Circadian rhythm sleep disorder" is the official name for it. I describe it as "my brain doesn't know when it's day or night". I can be tired at 11 a.m. or tired at 3 a.m. and it's just about completely unpredictable. Apparently I'm unusually sensitive to the upheaval caused by artificial lighting. When I don't keep it carefully in check, my sleep Read on »