Strokes are a medical emergency, yet imaging can capture only snapshots of how brain damage develops in the hours and days ...

It wasn't that long ago that the only way to test for Alzheimer's disease was to perform an autopsy on someone who had been suffering from dementia to look for the telltale tangles of tau and amyloid ...

A link between abnormal blood levels of amyloid -- a protein associated with Alzheimer's disease -- and subtle changes in brain microstructures on a type of MRI could lead to a new way to detect ...