Monday's medical myth: You need eight hours of continuous sleep each night
We're often told by the popular press and well-meaning family and friends that, for good health, we should fall asleep quickly and sleep solidly for about eight hours—otherwise we're at risk of physical ...
Health
Aug 28, 2012 |
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The role of dopamine in sleep regulation
A group of Spanish researchers has discovered a new function of the neurotransmitter dopamine in controlling sleep regulation. Dopamine acts in the pineal gland, which is central to dictating the 'circadian rhythm' in humans—the ...
Medical research
Jun 19, 2012 |
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Energy levels link sleep control mechanisms
Sleep, or lack of it, can determine level of cognitive performance which is linked with accidents as well as increased risk of serious health problems. Links between cell energy levels, gene transcription ...
Medical research
May 25, 2012 |
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Women trying to have babies face different clock problem
A new Northwestern University study shows that the biological clock is not the only clock women trying to conceive should consider. The circadian clock needs attention, too.
Obstetrics & gynaecology
May 23, 2012 |
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Alteration of gene may disrupt our bodies internal rhythm, causing sleep disorder
(Medical Xpress) -- Researchers at Virginia Commonwealth University have found that a gene known as RAI1 controls one of the most important genes in circadian rhythm, CLOCK.
Pediatrics
May 16, 2012 |
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Body clock genes unravelled
International travellers, shift workers and even people suffering from obesity-related conditions stand to benefit from a key discovery about the functioning of the body's internal clock.
Genetics
May 03, 2012 |
3 / 5 (2) |
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Crew schedules, sleep deprivation, and aviation performance
Night-time departures, early morning arrivals, and adjusting to several time zones in a matter of days can rattle circadian rhythms, compromise attention and challenge vigilance. And yet, these are the very conditions many ...
Psychology & Psychiatry
Apr 24, 2012 |
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Coordinating the circadian clock: Researchers find that molecular pair controls time-keeping and fat metabolism
(PhysOrg.com) -- The 24-hour internal clock controls many aspects of human behavior and physiology, including sleep, blood pressure, and metabolism. Disruption in circadian rhythms leads to increased incidence of many diseases, ...
Genetics
Apr 04, 2012 |
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Circadian rhythms have profound influence on metabolic output, study reveals
By analyzing the hundreds of metabolic products present in the liver, researchers with the UC Irvine Center for Epigenetics & Metabolism have discovered that circadian rhythms – our own body clock – greatly control ...
Medical research
Mar 19, 2012 |
4 / 5 (1) |
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Body clocks may hold key for treatment of bipolar disorder
Scientists have gained insight into why lithium salts are effective at treating bipolar disorder in what could lead to more targeted therapies with fewer side-effects.
Psychology & Psychiatry
Mar 13, 2012 |
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Research links circadian rhythms to sudden cardiac death
A fundamental discovery reported in the March 1st issue of the journal Nature, uncovers the first molecular evidence linking the body's natural circadian rhythms to sudden cardiac death (SCD). Ventricular arrhythmias, or abn ...
Cardiology
Feb 22, 2012 |
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When body clock runs down, immune system takes time off
It's been said that timing is everything, and that may be particularly true when it comes to the ability to fight off disease. New research published by Cell Press in the February issue of the journal Immunity shows that t ...
Immunology
Feb 16, 2012 |
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Winter blues see the light
(Medical Xpress) -- It happens every year — the shortened daylight hours of the winter months always seem to affect one’s mood. People of all ages can develop seasonal affective disorder (SAD), a type of clinical ...
Psychology & Psychiatry
Feb 07, 2012 |
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Disruption of biological clocks causes neurodegeneration, early death
New research at Oregon State University provides evidence for the first time that disruption of circadian rhythms – the biological "clocks" found in many animals – can clearly cause accelerated neurodegeneration, ...
Neuroscience
Jan 10, 2012 |
4.3 / 5 (7) |
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Tireless research reveals secrets of the 'sleep hormone'
A team from the Research Institute of the McGill University Health Centre (RI-MUHC) and McGill University has made a major breakthrough by unraveling the inner workings of melatonin, also known as the "sleep hormone." The ...
Neuroscience
Dec 13, 2011 |
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