Alzheimer’s may begin with a silent drop in brain blood flow

Subtle changes in brain blood flow and oxygen use are closely linked to hallmark signs of Alzheimer’s, including amyloid plaques and memory-related brain shrinkage. Simple, noninvasive scans may one day help spot risk earlier—by looking at the brain’s vascular health, not just its plaques.

from Top Health News -- ScienceDaily https://ift.tt/mYMh15e