Dreamless nights: Brain activity during nonrapid eye movement sleep
(Medical Xpress) -- The link between dreaming and rapid eye movement (REM) sleep are well understood – but the fact that consciousness is reduced during nonrapid eye movement (NREM) sleep is not. Recently, ...
Neuroscience
Apr 09, 2012 |
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Poor sleep in old age prevents the brain from storing memories
The connection between poor sleep, memory loss and brain deterioration as we grow older has been elusive. But for the first time, scientists at the University of California, Berkeley, have found a link between these hallmark ...
Neuroscience
Jan 27, 2013 |
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Study identifies how muscles are paralyzed during sleep
Two powerful brain chemical systems work together to paralyze skeletal muscles during rapid eye movement (REM) sleep, according to new research in the July 11 issue of The Journal of Neuroscience. The finding may help scient ...
Neuroscience
Jul 11, 2012 |
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Dreaming takes the sting out of painful memories: study
They say time heals all wounds, and new research from the University of California, Berkeley, indicates that time spent in dream sleep can help.
Medical research
Nov 23, 2011 |
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Study reveals potential target to better treat, cure anxiety disorders
Researchers at Boston University School of Medicine (BUSM) have, for the first time, identified a specific group of cells in the brainstem whose activation during rapid eye movement (REM) sleep is critical for the regulation ...
Neuroscience
Mar 05, 2013 |
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Astrocytes identified as target for new depression therapy
Neuroscience researchers from Tufts University have found that our star-shaped brain cells, called astrocytes, may be responsible for the rapid improvement in mood in depressed patients after acute sleep deprivation. This ...
Psychology & Psychiatry
Jan 23, 2013 |
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REM sleep enhances emotional memories, study shows
(Medical Xpress)—Witnessing a car wreck or encountering a poisonous snake are scenes that become etched in our memories.
Neuroscience
Dec 18, 2012 |
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Sleep-deprived bees have difficulty relearning
Everyone feels refreshed after a good night's sleep, but sleep does more than just rejuvenate, it can also consolidate memories. 'The rapid eye movement form of sleep and slow wave sleep are involved in cognitive forms of ...
Sleep apnea
Oct 25, 2012 |
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From the twitching whiskers of babes: Naptime behavior shapes the brain
The whiskers of newborn rats twitch as they sleep, and that could open the door to new understandings about the intimate connections between brain and body. The discovery reinforces the notion that such involuntary movements ...
Neuroscience
Oct 18, 2012 |
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Study sheds light on underlying causes of impaired brain function in muscular dystrophy
University of Florida researchers have identified a gene responsible for brain-related symptoms of the most common form of adult-onset muscular dystrophy.
Neuroscience
Aug 08, 2012 |
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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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A good night's sleep may reduce risk of type 2 diabetes in obese teens
Obese teenagers who don't get the proper amount of sleep may have disruptions in insulin secretion and blood sugar (glucose) levels, say pediatric researchers. Their study suggests that getting a good night's sleep may stave ...
Health
Sep 20, 2011 |
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Visual test effective in diagnosing concussions in collegiate athletes
A sideline visual test effectively detected concussions in collegiate athletes, according to a team of researchers from the Perelman School of Medicine at the University of Pennsylvania. Concussed athletes scored an average ...
Neuroscience
Aug 31, 2011 |
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Poor sleep quality increases risk of high blood pressure
Reduced slow wave sleep (SWS) is a powerful predictor for developing high blood pressure in older men, according to new research in Hypertension: Journal of the American Heart Association.
Sleep apnea
Aug 29, 2011 |
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Potential cause of severe sleep disorder discovered, implications for Parkinson's disease
Researchers at the University of Toronto are the first to indentify a potential cause for a severe sleep disorder that has been closely linked to Parkinson's disease and other neurodegenerative diseases.
Neuroscience
Jun 15, 2011 |
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