Addiction

Study examines cannabis' effects on brain neurochemistry

A new Addiction Biology study provides the first evidence of a blunted response to stress-induced dopamine signaling in the brain's prefrontal cortex in individuals at high risk for psychosis who regularly used cannabis.

Neuroscience

Big data clarifies emotional circuit development

Several brain circuits that identify emotions are solidified early in development and include diverse regions beyond the amygdala, according to new research in children, adolescents, and young adults published in JNeurosci.

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