Higher education appeared to protect against tau accumulation during the amyloid-negative stages of Alzheimer's disease but was associated with accelerated tau accumulation in amyloid-positive stages, ...

Greater physical activity was linked to lower microglial activation, particularly in the inferior temporal gyrus, a brain region hit the hardest by AD.

The study found an association between pre-COVID depression and post-pandemic insomnia that involved the left precentral gyrus, right middle temporal gyrus, and right inferior temporal gyrus.