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TL;DR: A 2026 mouse study in Translational Psychiatry reported that six days of adolescent THC exposure reduced Reelin-positive cell density in the female prefrontal cortex and cortical thickness across sexes. Prenatal immune activation did not consistently ma…
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TL;DR: A 2026 longitudinal study in Cerebral Cortex linked neighborhood disadvantage in childhood to lower adolescent cortical thickness and surface area, while better educational and health/environmental opportunities tracked greater MRI-estimated cortical th…
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TL;DR: A 2026 medRxiv preprint from the ENIGMA Addiction Working Group used structural MRI from 2,782 people with substance use disorder (SUD) and 1,951 controls and reported that addiction-related brain differences followed cortical network hubs and neurotran…
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TL;DR: A 2026 study in Biological Psychiatry: Global Open Science linked higher psychopathy in MRI data from 804 incarcerated men to lower empathic concern and broader cortical surface area, while empathy scores themselves were not directly tied to cortical th…
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TL;DR: A 2026 MRI study in Brain Imaging and Behavior of 136 healthy young adults found no robust whole-brain gray matter, white matter, cortical thickness, or brain-age differences between early and late chronotypes. Key Findings 136 young adults: The study c…
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Low-Level Drinking Was Not Invisible to the Aging Cortex TL;DR: Even drinking within low-risk guidelines was linked to lower cortical blood flow and thinner cortex when lifetime exposure met advancing age. Key Findings All participants stayed under 60 drinks p…
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The study found that patients with social anxiety disorder (SAD) exhibit distinct structural brain alterations, including cortical thickening and thinning in specific regions, which fit into existing neurocircuitry models of the disorder. Highlights: Cortical…
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Human intelligence has long fascinated scientists. With modern neuroimaging methods like MRI, we now have an unprecedented ability to examine the biological basis of intelligence in the living brain. Key Facts: Larger brain size predicts greater intelligence,…
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