Neuroscience

Caffeine improves recognition of positive words

Caffeine perks up most coffee-lovers, but a new study shows a small dose of caffeine also increases their speed and accuracy for recognizing words with positive connotation. The research published November 7 in the open access ...

Psychology & Psychiatry

Sleep preserves and enhances unpleasant emotional memories

A recent study by sleep researchers at the University of Massachusetts Amherst is the first to suggest that a person's emotional response after witnessing an unsettling picture or traumatic event is greatly reduced if the ...

Psychology & Psychiatry

Shock and recall: Negative emotion may enhance memory, study finds

(Medical Xpress) -- Picture a menacing drill sergeant, a gory slaughterhouse, a devastating scene of a natural disaster. Researchers at Washington University in St. Louis have found that viewing such emotion-laden images ...

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