News tagged with stimulant
Think fast: Speed of thought and perception limited by unified neocortical gateway
(Medical Xpress) -- Historically, perceptual and response rates when multitasking have been interpreted as being limited by independent bottlenecks. While a more recent view suggests that a common bottleneck ...
Neuroscience
Aug 24, 2011 |
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Resetting addicted brain: Laser light zaps away cocaine addiction
By stimulating one part of the brain with laser light, researchers at the National Institutes of Health (NIH) and the Ernest Gallo Clinic and Research Center at UC San Francisco (UCSF) have shown that they ...
Neuroscience
Apr 03, 2013 |
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Predicting repeat offenders with brain scans: You be the judge
(Medical Xpress)—Despite the well known inaccuracies of polygraph lie detectors, they remain in widespread, if selective, use by the criminal justice system. While they are far from truth machines, if the ...
Neuroscience
Mar 26, 2013 |
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Parkinson's brain rhythms suggest better way to treat disease with deep brain stimulation
A team of scientists and clinicians at UC San Francisco has discovered how to detect abnormal brain rhythms associated with Parkinson's by implanting electrodes within the brains of people with the disease.
Parkinson's & Movement disorders
Mar 04, 2013 |
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Brain-to-brain interface allows transmission of tactile and motor information between rats
Researchers have electronically linked the brains of pairs of rats for the first time, enabling them to communicate directly to solve simple behavioral puzzles. A further test of this work successfully linked ...
Neuroscience
Feb 28, 2013 |
4.8 / 5 (36) |
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Scientists pinpoint how deep brain stimulation eases OCD
(HealthDay)—Deep brain stimulation has helped people with severe obsessive-compulsive disorder, and new research begins to explain why.
Neuroscience
Feb 24, 2013 |
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Study: Infants process faces long before they recognize other objects
(Medical Xpress)—Using brain-monitoring technology, Stanford psychology researchers have discovered that infant brains respond to faces in much the same way as adult brains do, even while the rest of their ...
Neuroscience
Dec 11, 2012 |
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Study shows people return smiles based on feelings of status and power
(Medical Xpress)—A study conducted to learn more about mimicry of facial features has found that people tend to mimic smiles directed at them by other people based on their own feelings of status and power. ...
Psychology & Psychiatry
Oct 17, 2012 |
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Morphine and cocaine affect reward sensation differently
(Medical Xpress)—A new study by scientists in the US has found that the opiate morphine and the stimulant cocaine act on the reward centers in the brain in different ways, contradicting previous theories ...
Medical research
Oct 05, 2012 |
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Researchers use magnetic pulses to brain to reduce overly optimistic tendencies
(Medical Xpress)—Scientists have known for many years that human beings, as a general rule, are an overly optimistic bunch. We close our eyes to statistics suggesting our eating habits may be killing us, ...
Neuroscience
Sep 25, 2012 |
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The beat goes in the brain: Visual system can be entrained to future events
(Medical Xpress)—Like a melody that keeps playing in your head even after the music stops, researchers at the University of Illinois's Beckman Institute have shown that the beat goes on when it comes to ...
Neuroscience
Aug 28, 2012 |
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Using rabies virus, researcher tracks inputs to dopamine neurons
A genetically-modified version of the rabies virus is helping scientists at Harvard to trace neural pathways in the brain, a research effort that could one day lead to treatments for Parkinson's disease and addiction.
Neuroscience
Jun 06, 2012 |
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Coffee, other stimulant drugs may cause high achievers to slack off: research
(Medical Xpress) -- While stimulants may improve unengaged workers’ performance, a new University of British Columbia study suggests that for others, caffeine and amphetamines can have the opposite effect, ...
Neuroscience
Mar 28, 2012 |
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Brains of addicts are inherently abnormal: study (Update)
(Medical Xpress) -- Researchers funded by the Medical Research Council (MRC) at the University of Cambridge have identified a brain abnormality which is found in drug-dependent individuals as well as their ...
Neuroscience
Feb 02, 2012 |
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Deep brain stimulation shows promising results for unipolar and bipolar depression
A new study shows that deep brain stimulation (DBS) is a safe and effective intervention for treatment-resistant depression in patients with either unipolar major depressive disorder (MDD) or bipolar ll disorder (BP). The ...
Psychology & Psychiatry
Jan 02, 2012 |
4.5 / 5 (11) |
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