Alzheimer's May Not Actually Be a Brain Disease, Expert Reveals

<img width="128" height="52" src="https://www.sciencealert.com/images/2023/03/BrainScansOnDisplay.jpg" alt="Brain Scans On Display"/>
Are we looking at this the wrong way?

https://www.sciencealert.com/alzheimers-may-not-actually-be-a-brain-disease-expert-reveals