Psychology & Psychiatry

Worth the effort? Not if you're depressed

New research indicates that decreased cravings for pleasure may be at the root of a core symptom of major depressive disorder. The research is in contrast to the long-held notion that those suffering from depression lack ...

Neuroscience

Serotonin and confidence underlie patience in new study

People usually have the ability to put aside the desire for immediate gratification in anticipation of something good. But this isn't just a human trait—a new study shows that mice can be patient, too, revealing a link ...

Neuroscience

Brain's 'reward' center also responds to bad experiences

The so-called reward center of the brain may need a new name, say scientists who have shown it responds to good and bad experiences. The finding, published in PLoS One, may help explain the "thrill" of thrill-seeking behavior ...

Neuroscience

Glutamate can play key role in drug impact on brain

(PhysOrg.com) -- Addiction disorders of various kinds are a major health and social problem, and our knowledge of how the brain’s reward system functions needs to be enhanced. Uppsala researchers now shows an unexpected ...

Immunology

Tickling the brain can boost immunity: study

Artificially stimulating the brain's feel-good centre boosts immunity in mice in a way that could help explain the power of placebos, a study reported Monday.

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