impulsivity

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impulsivity

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·August 29, 2021·2 min read

Cholesterol Flags Violence Risk in People With Schizophrenia

Lower cholesterol levels may put people with schizophrenia at higher risk for violent behaviors, including self-harm and suicide. Researchers say lower cholesterol levels make brain cells less sensitive to serotonin, increasing symptoms of depression, impulsivity, and aggression.

Featured Genetics Neuroscience Psychology

·August 18, 2021·5 min read

Both Early Experiences and Gene Expression Influence Impulsivity

Studying red junglefowl chicks, researchers conclude impulsivity is linked to both gene expression and early life experiences.

Featured Neuroscience Psychology

·February 28, 2021·4 min read

Five Ways Boredom Could Be Changing Your Behavior, for Better or Worse

Researchers investigate why boredom can be both good and bad for our mental health and behaviors.

Featured Psychology

·February 27, 2021·7 min read

Psychological ‘Signature’ for the Extremist Mind Uncovered

Researchers conclude the mind of an extremist is marked by a mixture of conservative and dogmatic psychological signatures. Extremists tend to be cognitively cautious, slower at perceptual processing, and have weaker working memory. This is compounded by impulsive personality traits that seek sensation and risky experiences.

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Featured Neuroscience

·February 18, 2021·4 min read

How the Brains of Obese People Function Differently From Those of Healthy Weight

People who suffer from obesity have stronger connections between brain areas associated with the motivation to eat and the rewarding effect of food consumption. Additionally, researchers found noted differences in the thickness of the cerebral cortex of obese test subjects.

Featured Neuroscience

·August 17, 2020·5 min read

How the Brain’s Internal States Affect Decision-Making

Animals slowly shift their likelihood of detecting stimulus changes over ten minutes. Researchers found the activity of neural populations from the V4 visual area and prefrontal cortex slowly drifted together with the behavioral fluctuations. The slow drift acts as an impulsivity signal.

Featured Neuroscience Open Neuroscience Articles Psychology

·December 30, 2019·5 min read

Developmental changes in the brain may influence how often adolescents get drunk

Teens with a particular pattern of brain development have an increased frequency of drunkenness, a new study reports. Decreased gray matter density in the frontal and temporal brain regions was associated with an increased risk of teenage over-drinking.

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Featured Neuroscience Psychology

·October 10, 2019·5 min read

Brain scans may provide clues to suicide risk

Neuroimaging can be used to assess a person's risk of suicidal behavior. Those with mood disorders, a history of suicidal thoughts, and those with a history of suicide attempts have less connectivity in the cognitive control network. They also have reduced connectivity between the cognitive control network and the default mode network.

Featured Neuroscience Psychology

·August 28, 2019·4 min read

Many psychiatric disorders have heightened impulsivity

The largest delay discounting effects were found to be associated with bipolar disorder, borderline personality disorder, and schizophrenia. The image is in the public domain.

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Featured Neuroscience Neuroscience Videos Psychology

·August 14, 2019·3 min read

Impulsive behavior linked to sleep and screen time

Too little sleep and too much screen time are linked to increased impulsive behaviors, especially in younger people. Reducing recreational screen time to two hours a day and sleeping for 9-11 hours per night can help curb impulse behaviors.

Featured Neuroscience Psychology

·June 21, 2019·4 min read

Neuroscience research questions current alcohol limit

Drinking small amounts of alcohol, like one pint of beer or a large glass of wine, significantly impairs our feeling of being in control of our actions. A new study reveals even one beer can lead to overconfidence in driving ability and make us act in inappropriate, potentially dangerous ways. The study begs the question, are current alcohol limits for driving truly safe?

Featured Neuroscience Open Neuroscience Articles Psychology

·May 23, 2019·3 min read

Creativity: A question of impulsiveness

The effects of schedule autonomy on creative performance are dependent upon a person's level of impulsivity. The more impulsive a person is, the more creative they are. The reverse is true for those who are more controlled.

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