News tagged with cognitive tasks
Related topics: cognitive functioning , brain activity , working memory
Study puts Huntington's disease trials on TRACK
(Medical Xpress)—A three-year multinational study has tracked and detailed the progression of Huntington's disease (HD), predicting clinical decline in people carrying the HD gene more than 10 years before ...
Neuroscience
19 hours ago |
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Neurons that can multitask greatly enhance the brain's computational power, study finds
Over the past few decades, neuroscientists have made much progress in mapping the brain by deciphering the functions of individual neurons that perform very specific tasks, such as recognizing the location ...
Neuroscience
May 20, 2013 |
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Blink if your brain needs a rest
Why do we spend roughly 10 percent of our waking hours with our eyes closed - blinking far more often than is actually necessary to keep our eyeballs lubricated? Scientists have pried open the answer to this ...
Neuroscience
Dec 28, 2012 |
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Research shows brain more flexible, trainable than previously thought
Opening the door to the development of thought-controlled prosthetic devices to help people with spinal cord injuries, amputations and other impairments, neuroscientists at the University of California, Berkeley, ...
Neuroscience
Mar 04, 2012 |
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Group settings can diminish expressions of intelligence, especially among women
In the classic film "12 Angry Men," Henry Fonda's character sways a jury with his quiet, persistent intelligence. But would he have succeeded if he had allowed himself to fall sway to the social dynamics of that jury?
Neuroscience
Jan 22, 2012 |
4.6 / 5 (9) |
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Researchers gain new insight into prefrontal cortex activity
The brain has a remarkable ability to learn new cognitive tasks while maintaining previously acquired knowledge about various functions necessary for everyday life. But exactly how new information is incorporated ...
Neuroscience
Mar 05, 2012 |
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Highways of the brain: High-cost and high-capacity
A new study proposes a communication routing strategy for the brain that mimics the American highway system, with the bulk of the traffic leaving the local and feeder neural pathways to spend as much time ...
Neuroscience
Jun 18, 2012 |
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Lifelong exercise holds key to cognitive well-being
A study by researchers at King's College London highlights a link between lifelong exercise and improved brain function in later life.
Health
Mar 13, 2013 |
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How memory load leaves us 'blind' to new visual information
(Medical Xpress)—Trying to keep an image we've just seen in memory can leave us blind to things we are 'looking' at, according to the results of a new study supported by the Wellcome Trust.
Neuroscience
Oct 01, 2012 |
4.3 / 5 (3) |
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Learning and memory: The role of neo-neurons revealed
(Medical Xpress) -- Researchers at the Institut Pasteur and the CNRS have recently identified in mice the role played by neo-neurons formed in the adult brain. By using selective stimulation the researchers ...
Neuroscience
May 22, 2012 |
4.8 / 5 (4) |
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Cannabis use mimics cognitive weakness that can lead to schizophrenia
Researchers at the University of Bergen in Norway have found new support for their theory that cannabis use causes a temporary cognitive breakdown in non-psychotic individuals, leading to long-term psychosis. In an fMRI study ...
Psychology & Psychiatry
Nov 02, 2012 |
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Eliminating visual clutter helps people with mild cognitive impairment
(Medical Xpress)—A new study from Georgia Tech and the University of Toronto suggests that memory impairments for people diagnosed with early stage Alzheimer's disease may be due, in part, to problems in ...
Neuroscience
Oct 01, 2012 |
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Neuroscientists find Broca's area is really two subunits, each with its own function
A century and a half ago, French physician Pierre Paul Broca found that patients with damage to part of the brain's frontal lobe were unable to speak more than a few words. Later dubbed Broca's area, this ...
Neuroscience
Oct 16, 2012 |
3.8 / 5 (5) |
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Altered brain activity responsible for cognitive symptoms of schizophrenia
Cognitive problems with memory and behavior experienced by individuals with schizophrenia are linked with changes in brain activity; however, it is difficult to test whether these changes are the underlying cause or consequence ...
Neuroscience
Mar 20, 2013 |
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Caffeine improves recognition of positive words
Caffeine perks up most coffee-lovers, but a new study shows a small dose of caffeine also increases their speed and accuracy for recognizing words with positive connotation. The research published November 7 in the open access ...
Neuroscience
Nov 07, 2012 |
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