In a mouse study, a single stressful event led to long-lasting structural changes in the brain, specifically with astrocytes and neurons, causing impaired communication between cells.

People with the gene variant ApoE4, which is linked to a higher risk of Alzheimer's disease, saw a 30% reduction in developing it if they have another gene, klotho, which is associated with longevity.

A brain imaging study of jazz musicians during improvisation showed that the right side was used when unexperienced musicians improvised, but highly experienced musicians used the left side.

A clinical study found a drug, MW189, that suppresses neuroinflammation that occurs from acute brain injuries, reducing the long-term neurological impairment that occurs from these disorders.