A new study suggests a simple blood test may help predict dementia in women up to 25 years before symptoms appear.

A recent study shows that accessible blood tests can accurately identify Alzheimer’s disease. When combined with standard cognitive assessments, these tools offer a reliable diagnostic approach for ...

Reaction time reflects brain processing speed; simple tests like the ruler drop can reveal attention, coordination, and early cognitive changes.

When doctors suspect Alzheimer's, they can order a blood test to learn whether a patient's brain contains the sticky amyloid plaques that are a hallmark of the disease. But the results of that test ...