News tagged with impulsive behavior


Deep brain stimulation studies show how brain buys time for tough choices

Take your time. Hold your horses. Sleep on it. When people must decide between arguably equal choices, they need time to deliberate. In the case of people undergoing deep brain stimulation (DBS) for Parkinson's disease, that ...

Neuroscience created Sep 25, 2011 | popularity 4.8 / 5 (11) | comments 5 | with audio podcast

Study suggests that a poor sense of smell may be a marker for psychopathic traits

People with psychopathic tendencies have an impaired sense of smell, which points to inefficient processing in the front part of the brain. These findings by Mehmet Mahmut and Richard Stevenson, from Macquarie University ...

Psychology & Psychiatry created Sep 20, 2012 | popularity 5 / 5 (7) | comments 3

Childhood trauma leaves its mark on the brain

It is well known that violent adults often have a history of childhood psychological trauma. Some of these individuals exhibit very real, physical alterations in a part of the brain called the orbitofrontal ...

Psychology & Psychiatry created Jan 15, 2013 | popularity 4.5 / 5 (6) | comments 1 | with audio podcast

New insight into impulse control

How the brain controls impulsive behavior may be significantly different than psychologists have thought for the last 40 years.

Neuroscience created Aug 30, 2011 | popularity 5 / 5 (4) | comments 3 | with audio podcast

Fragile X makes brain cells talk too much, research shows

The most common inherited form of mental retardation and autism, fragile X syndrome, turns some brain cells into chatterboxes, scientists at Washington University School of Medicine in St. Louis report.

Neuroscience created Feb 20, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

If you are impulsive, take modafinil and count to 10

Poor impulse control contributes to one's inability to control the consumption of rewarding substances, like food, alcohol, and other drugs. This can lead to the development of addiction. FDA-approved medications for alcoholism, ...

Psychology & Psychiatry created Feb 01, 2013 | popularity 4 / 5 (4) | comments 1 | with audio podcast

Delayed brain development responsible for juvenile offender behavior

(PhysOrg.com) -- A new study published in the Proceedings of the National Academy of Sciences reveals researchers findings into the delayed development in the brains of juvenile offenders and the fact that t ...

Neuroscience created Jun 29, 2011 | popularity 4.3 / 5 (3) | comments 2 | with audio podcast report

Using human brain cells to make mice smarter

Glial cells – a family of cells found in the human central nervous system and, until recently, considered mere "housekeepers" – now appear to be essential to the unique complexity of the human brain. Scientists reached ...

Medical research created Mar 07, 2013 | popularity 3.7 / 5 (3) | comments 2 | with audio podcast

Children with certain dopamine system gene variants respond better to ADHD drug

Children with certain dopamine system gene variants have an improved response to methylphenidate - the most commonly prescribed medication for Attention Deficit Hyperactivity Disorder - in a finding that could help eliminate ...

Attention deficit disorders created Oct 21, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Intermittent binge drinking could cause significant brain impairment within months, research shows

A study of binge-drinking rodents suggests that knocking back a few drinks every few days may swiftly reduce one's capacity to control alcohol intake. Scientists at The Scripps Research Institute (TSRI) found signs of cognitive ...

Addiction created Oct 15, 2012 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Diagnosis of ADHD on the rise: 10 million American children diagnosed with ADHD during doctors' visits

The number of American children leaving doctors' offices with an attention deficit hyperactivity disorder (ADHD) diagnosis has risen 66 percent in 10 years, according to a new Northwestern Medicine study. Over this same timeframe, ...

Psychology & Psychiatry created Mar 19, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Treating cocaine dependence: A promising new pharmacotherapy

Medication development efforts for cocaine dependence have yet to result in an FDA approved treatment. The powerful rewarding effects of cocaine, the profound disruptive impact of cocaine dependence on one's lifestyle, and ...

Psychology & Psychiatry created Nov 28, 2012 | popularity 5 / 5 (1) | comments 0

Scientists explore new link between genetics, alcoholism and the brain

Researchers at the University of Michigan Health System have uncovered a new link between genetic variations associated with alcoholism, impulsive behavior and a region of the brain involved in craving and anxiety.

Genetics created Apr 12, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Deep brain stimulation may hold promise for mild Alzheimer's disease

A study on a handful of people with suspected mild Alzheimer's disease (AD) suggests that a device that sends continuous electrical impulses to specific "memory" regions of the brain appears to increase neuronal activity. ...

Neuroscience created May 07, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast