While a definitive diagnosis can only be made post-mortem through brain tissue examination, doctors use a combination of cognitive tests, brain imaging techniques like MRI or PET scans ...

New research suggests that a specific type of body fat, called visceral fat, may play a key role in the early buildup of ...

ucl.ac.uk Accurate and timely diagnosis of dementia is important ... computed tomography) or PET scan can be helpful to look for changes in cerebral perfusion/metabolism, or repeat MRI scanning in ...

Alzheimer's disease (AD) is an irreversible, progressive brain disorder that can cause dementia (Alzheimer's disease-related ... studies to focus on biomarker+ AD (either positive amyloid PET scans or ...

People living with dementia may feel lonely or bored at times ... In the early stages, changes to the brain may only be recognized on a PET scan, and any signs of mild cognitive impairment may be ...

A new artificial intelligence model measures how fast a patient's brain is aging and could be a powerful new tool for ...

Alzheimer's disease, a type of dementia that profoundly alters a person’s memory and cognitive function, affects an estimated ...

Getting in a certain amount of daily moderate-to-vigorous physical activity can help lower the risk for neuropsychiatric ...

But about one in 10 older Americans experience dementia ... it’d be completely normal for a non-scientist to have trouble remembering the different parts of the brain from their high school ...

the model was trained and validated on more than 3,000 MRI scans of cognitively normal adults. Unlike traditional cross-sectional approaches, which estimate brain age from one scan at a single ...

Cognitive assessments, brain scans and blood tests are often used to diagnose Alzheimer’s because no single test is definitive. One exam, a tau PET scan, relies on a radioactive tracer injected ...