American Journal of Psychiatry

Pinpointing brain changes in psychosis

Specific regions of the thalamus — a central brain region — are smaller in adults with psychotic disorders and youth at risk for psychotic disorders and are associated with cognitive impairment.

Older woman shopping

Blood pressure gene tied to cognitive decline

Size may not matter in a lot of things, but when it comes to cognitive decline, the size of the hippocampus definitely seems to be an issue.