Chronic sleep deprivation—which can involve staying up late, and waking up early for work or school—has become a way of life for both kids and adults, especially with the increasing use of phones and tablets late into ...
Dec 6, 2017
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35
Individuals who have a high level of moral reasoning show increased activity in the brain's frontostriatal reward system, both during periods of rest and while performing a sequential risk taking and decision making task ...
Aug 22, 2017
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771
Even after weeks of treatment and considerable weight gain, the brains of adolescent patients with anorexia nervosa remain altered, putting them at risk for possible relapse, according to researchers at the University of ...
Mar 1, 2017
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4
In a recent study involving nicotine-addicted rats, the first period of nicotine abstinence proceeded as expected. The surprise came after three months, when the lab rats suddenly became fearless and sought out well-lighted ...
Feb 3, 2017
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18
Adolescents among humans and non-human animals alike are more inclined to engage in heightened risk-taking behavior, exploration and novelty seeking. Although these attributes provide adaptive value in enabling individuals ...
Oct 4, 2016
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1
Could a better understanding of the brain's reward system—a network fine-tuned over millions of years and laser-focused on survival—help mankind skirt environmental disaster?
Jul 7, 2016
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13
Most people would get a little 'rush' out of the idea that they're about to win some money. In fact, if you could look into their brain at that very moment, you'd see lots of activity in the part of the brain that responds ...
Jul 6, 2016
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440
Individual differences in the motivation to engage in or to avoid aggressive social interaction (bullying) are mediated by the basal forebrain, lateral habenula circuit in the brain, according to a study conducted at the ...
Jun 29, 2016
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164
Princeton University researchers have found that dopamine - a brain chemical involved in learning, motivation and many other functions - also has a direct role in representing or encoding movement. The finding could help ...
Apr 25, 2016
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124
Smoking addiction in schizophrenia can be explained by significantly increased activation of the ventro-medial prefrontal cortex (vmPFC), a region involved in the brain reward system. These new data, the result of a study ...
Apr 18, 2016
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