(Medical Xpress) -- What drives addicts to repeatedly choose drugs, alcohol, cigarettes, overeating, gambling or kleptomania, despite the risks involved?
Oct 30, 2011
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Stanford University School of Medicine scientists have laid bare a novel molecular mechanism responsible for the most important symptom of major depression: anhedonia, the loss of the ability to experience pleasure. While ...
Jul 11, 2012
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Aggression is a common behavior both among humans and other animals, which is known to be particularly important for defense, protection and survival. While psychologists and neuroscientists have been investigating aggression ...
For decades, neuroscientists have been trying to understand the neural mechanisms underpinning different social behaviors, including aggression. Aggressive, violent, or confrontational behaviors are common among humans and ...
A molecule produced by the brain that activates the same receptors as marijuana is protective against stress by reducing anxiety-causing connections between two brain regions, Vanderbilt University Medical Center researchers ...
Jan 13, 2020
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A landmark study in mice identifies a biological mechanism that could help explain how tobacco products could act as gateway drugs, increasing a person's future likelihood of abusing cocaine and perhaps other drugs as well, ...
Nov 2, 2011
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(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 ...
Aug 23, 2013
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Curiosity is the motivational drive for exploring and investigating the unknown and making new discoveries. It is as essential and intrinsic for survival as hunger. Until recently, the brain mechanisms underlying curiosity ...
May 13, 2021
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(Medical Xpress) -- One of the first studies to examine, in animals, how depression in fathers may impact their offspring will be presented by the study's researchers from the University at Buffalo and Mt. Sinai School of ...
Nov 17, 2011
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On a daily basis, our social life places us in situations where we have to decide whether or not to cooperate with others. However, the motivation that encourages us to behave cooperatively is often not clear. Now, new research ...
May 11, 2011
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