Mothers’ pregnancy-related anxiety may alter how infants’ brains respond to sad speech

A study has shown a potential link between pregnancy-related anxiety and how a baby’s brains respond to sad speech. Continue reading “Mothers’ pregnancy-related anxiety may alter how infants’ brains respond to sad speech”

Binge drinking in adolescence may increase risk for anxiety later in life

A growing body of evidence supports the idea that alcohol exposure early in life has lasting effects on the brain and increases the risk of psychological problems in adulthood. Now, researchers at the University of Illinois at Chicago have found that adolescent binge drinking, even if discontinued, increases the risk for anxiety later in life due to abnormal epigenetic programming. The findings of the study, which was conducted in animals, was published in the journal Biological Psychiatry. Continue reading “Binge drinking in adolescence may increase risk for anxiety later in life”

Scientists show how brain circuit generates anxiety

Neuroscientists at Cold Spring Harbor Laboratory (CSHL) have identified a neural circuit in the amygdala, the brain’s seat of emotion processing, that gives rise to anxiety. Their insight has revealed the critical role of a molecule called dynorphin, which could serve as a target for treatment of anxiety-related disorders including post-traumatic stress disorder (PTSD). Continue reading “Scientists show how brain circuit generates anxiety”

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