Detecting a specific kind of protein in a blood test could help diagnose Alzheimer's disease far before symptoms begin to appear, reasearchers say.

First responders who were at the World Trade Center on September 11th, 2001 are at risk of developing dementia, two new studies show.

A new study clarifies spatial memory loss, such as losing objects or getting lost, among people with Alzheimer's disease.

"...this discovery could be of immense consequence for treating a myriad of brain conditions..."

Brain scans reveal differences among healthy older adults' ability to recall memories. New research digs into what causes the variations.

Research with mice shows a new imaging technique could help spot early warning signs of Alzheimer's disease by looking at the retina.

A new blood test accurately detects a protein that indicates Alzheimer's disease, researchers say. It may change the way we diagnose and treat the disease.

A new deep learning algorithm outperformed neurologists in accurate Alzheimer's disease diagnosis. It could help save lives and get more people treatment.

Inflammation gets past the brain's gatekeeper to cause post-surgical delirium, new research in mice shows. The finding could help Alzheimer's patients.

A study of people with Down syndrome and Alzheimer's disease highlights the importance of amyloid. But it also shows that's not the only factor.