News tagged with cognitive brain imaging
Like humans, chimps are born with immature forebrains
In both chimpanzees and humans, portions of the brain that are critical for complex cognitive functions, including decision-making, self-awareness and creativity, are immature at birth. But there are important differences, ...
Aug 11, 2011 |
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Brain imaging provides window into consciousness
Using a sophisticated imaging test to probe for higher-level cognitive functioning in severely brain-injured patients provides a window into consciousness -- but the view it presents is one that is blurred in fascinating ...
Medicine & Health / Neuroscience
Feb 25, 2011 |
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The real avatar: Researchers use virtual reality and brain imaging to hunt for the science of the self
That feeling of being in, and owning, your own body is a fundamental human experience. But where does it originate and how does it come to be? Now, Professor Olaf Blanke, a neurologist with the Brain Mind ...
Medicine & Health / Neuroscience
Feb 17, 2011 |
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New mathematical model of brain information processing predicts some of vision peculiarities
The human retina -- the part of the eye that converts incoming light into electrochemical signals -- has about 100 million light-sensitive cells. So retinal images contain a huge amount of data. High-level ...
Medicine & Health / Medical research
Jan 28, 2011 |
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Fighter pilots' brains are 'more sensitive'
(PhysOrg.com) -- Cognitive tests and MRI scans have shown significant differences in the brains of fighter pilots when compared to a control group, according to a new study led by scientists from UCL.
Medicine & Health / Neuroscience
Dec 14, 2010 |
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Brain's visual circuits do error correction on the fly
(PhysOrg.com) -- The brain's visual neurons continually develop predictions of what they will perceive and then correct erroneous assumptions as they take in additional external information, according to new ...
Medicine & Health / Neuroscience
Dec 07, 2010 |
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Sleep apnoea linked to changes in brain structure
Obstructive sleep apnoea occurs when someone stops breathing while sleeping, because their airway at the back of the throat becomes blocked. This can lead to excessive sleepiness, increased risk of stroke and heart attack, ...
Medicine & Health / Diseases, Conditions, Syndromes
Nov 26, 2010 |
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Study suggests reliance on GPS may reduce hippocampus function as we age
(PhysOrg.com) -- McGill University researchers have presented three studies suggesting depending on GPS to navigate may have a negative effect on brain function, especially on the hippocampus, which is involved ...
Medicine & Health / Neuroscience
Nov 18, 2010 |
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DHA 'fish oil' supplements do not seem to slow cognitive, functional decline in Alzheimer's disease
Patients with mild to moderate Alzheimer's disease (AD) who received supplementation with the omega-3 fatty acid docosahexaenoic acid (DHA), believed to possibly reduce the risk of AD, did not experience a reduction in the ...
Medicine & Health / Diseases, Conditions, Syndromes
Nov 02, 2010 |
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Brain changes found in football players thought to be concussion-free
A study by researchers at Purdue University suggests that some high school football players suffer undiagnosed changes in brain function and continue playing even though they are impaired.
Oct 07, 2010 |
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Children's brain development is linked to physical fitness
Researchers have found an association between physical fitness and the brain in 9- and 10-year-old children: Those who are more fit tend to have a bigger hippocampus and perform better on a test of memory than their less-fit ...
Medicine & Health / Neuroscience
Sep 15, 2010 |
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Study exposes cognitive effects of Parkinson's disease
Researchers at Queen's University have found that people with Parkinson's disease can perform automated tasks better than people without the disease, but have significant difficulty switching from easy to hard tasks. The ...
Medicine & Health / Neuroscience
Sep 03, 2010 |
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New study finds early Alzheimer's identification method
Abnormal brain images combined with examination of the composition of the fluid that surrounds the spine may offer the earliest signs identifying healthy older adults at risk of developing Alzheimer's disease, well before ...
Medicine & Health / Neuroscience
Jul 09, 2010 |
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Plasma protein appears to be associated with development and severity of Alzheimer's disease
Higher concentrations of clusterin, a protein in the blood plasma, appears to be associated with the development, severity and progression of Alzheimer's disease, according to a report in the June issue of Archives of Ge ...
Medicine & Health / Psychology & Psychiatry
Jul 05, 2010 |
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Alzheimer's imaging study identifies changes in brain's white matter
Scientists at the University of Kentucky's College of Medicine have identified changes in the brains of normal individuals at high risk for Alzheimer's disease that could prove important for early detection of the disease.
Medicine & Health / Neuroscience
Jun 28, 2010 |
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