Neuroscience

Brain zap saps destructive urges

A characteristic electrical-activity pattern in a key brain region predicts impulsive actions just before they occur. A brief electrical pulse at just the right time can prevent them, Stanford scientists have found.

Psychology & Psychiatry

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 cortex. Yet a ...

Psychology & Psychiatry

A full bladder makes better liars study suggests

(Medical Xpress)—A study conducted by a team of researchers at California State University has led to evidence that suggests people with a full bladder make better liars. In their paper published in the journal Consciousness ...

Neuroscience

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

Omega-3 fatty acids and vitamin D may control brain serotonin

Although essential marine omega-3 fatty acids and vitamin D have been shown to improve cognitive function and behavior in the context of certain brain disorders, the underlying mechanism has been unclear. In a new paper published ...

Neuroscience

Hormones that are released during hunger affect decision making

Never make a decision when you are hungry. The hormone ghrelin - that is released before meals and known to increase appetite - has a negative effect on both decision making and impulse control. Such were the results of a ...

Neuroscience

Study finds chronic alcohol use shifts brain's control of behavior

(Medical Xpress)—Chronic alcohol exposure leads to brain adaptations that shift behavior control away from an area of the brain involved in complex decision-making and toward a region associated with habit formation, according ...

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