Add Yahoo as a preferred source to see more of our stories on Google. A psychologist who checks business leaders and doctors for cognitive decline shared how he does it. His assessment takes about an ...

Cognitive tests are gaining attention for their role in the early detection of Alzheimer's and other forms of dementia. Dementia is a growing concern as it kills more older Americans than breast and ...

This isn’t a real cognitive test, but it should give you an understanding of how simple screenings work. Donald Trump, who is just three years younger than Biden, has yet to offer details on ...