The study of nootropics in cognitive research illustrates both the promise and the complexity of brain optimization. Focus, ...

Political opponents, armchair pundits and even nervous supporters are demanding that President Joe Biden undergo such testing after his dismal debate performance – even though his physician says he ...

President Biden is facing calls to undergo cognitive testing and release the results after his disastrous debate last month, and amid a series of reports about his apparent decline in recent months.

Doctors explain the signs to look for, and how to get evaluated. By Dana G. Smith Mike Davis’s mother died from Alzheimer’s disease in 2008. So when Mr. Davis started noticing that he was having an ...