It seemed like a sensible suggestion for assessing the capabilities of an 81-year-old man seeking voters' approval to remain in the White House until January 2029. To reassure the American people, ABC ...

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.

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 ...

Joe Biden and Donald Trump are, respectively, the oldest and second oldest presidents in American history. As both attack each other over their mental acuity in the 2024 election, they have also ...

Israeli neurologists gave leading AI chatbots the cognitive exam used to assess U.S. presidents' mental fitness, in a study intended as a wisecrack—but it found "real flaws" in technology increasingly ...