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News
Brains of teens with depression remain on high alert to social rejection
2+ day, 53+ min ago (747+ words) Adolescent girls with major depressive disorder show atypical brain responses when anticipating social rejection, failing to adapt to repeated threats over time. These patterns suggest that depression alters social learning on a neurological level, keeping the brain on high alert…...
College women are increasingly marrying men without degrees as college demographics shift
2+ day, 53+ min ago (345+ words) People tend to marry partners with similar educational backgrounds, a pattern sociologists and economists call assortative mating. Over the past fifty years, United States college campuses have shifted from enrolling a majority of men to enrolling a majority of women....
How classical musicians experience the sensation of playing together
2+ day, 53+ min ago (536+ words) psypost.org...
Scientists uncover an energy paradox in the brain during REM sleep
1+ day, 8+ hour ago (536+ words) The brain requires a constant supply of energy to process information and maintain basic biological functions. When a neuron fires an electrical signal, it alters the balance of charged ions across its cellular membrane. Restoring this balance requires massive amounts…...
Psychedelic drug calms hyperactive brain cells linked to chronic pain
2+ day, 54+ min ago (980+ words) A single dose of the psychedelic compound psilocybin can rapidly relieve both chronic pain and the symptoms of anxiety and depression that often accompany it. The drug achieves this dual effect by calming hyperactive brain circuits associated with these linked…...
Doomscrolling political news during your downtime predicts reduced engagement at work
2+ day, 55+ min ago (403+ words) The emotional reactions generated by these media diets do not simply disappear when people arrive at work. According to the conservation of resources theory, humans are intrinsically motivated to protect their personal resources. These resources include tangible things like time…...
The partisan divide over civil rights legislation widened abruptly in the 1990s and 2010s
2+ day, 1+ hour ago (223+ words) The scientists analyzed 202,775 articles of legislation sponsored by the US House of Representatives between 1973 and 2022. They used a combination of human expert tags and a computerized language model to evaluate whether a bill genuinely supported civil rights. First, they looked…...
Childhood adversity linked to altered physical response during stress
2+ day, 1+ hour ago (759+ words) Some scientists suggest this blunted response is an evolutionary adaptation. Children raised in persistently threatening environments might develop a lowered sensitivity to stress as a short-term survival strategy, protecting their bodies from being constantly overwhelmed. Yet in the long run,…...
Adolescent binge drinking permanently alters adult brain sensitivity to alcohol
2+ day, 52+ min ago (424+ words) Heavy drinking during adolescence may leave the adult brain unusually sensitive to alcohol, according to a study published in Molecular Psychiatry. Experiments in male mice found that binge-like drinking during adolescence permanently changed how alcohol affected hippocampal nerve cells, although…...
Insomnia drug lemborexant reduces the gap between perceived and actual sleep
2+ day, 1+ hour ago (428+ words) A study of individuals suffering from insomnia in Japan found that a 12-week treatment with lemborexant improved both objective and subjective sleep parameters. It also reduced sleep-wake state discrepancy, potentially leading to improved daytime functioning. The paper was published in…...