At almost 80 years old, concerns are growing about his mental agility and stamina for the job after several ‘naps’ during meetings and late night posting ...

WASHINGTON (AP) — It’s the new chant in Washington politics: “Get a cognitive test!” Political opponents, armchair pundits and even nervous supporters are demanding that President Joe Biden undergo ...

President Trump has claimed he "aced" all three cognitive tests administered to him during his first and second presidencies. The commander-in-chief further claimed that no president has ever taken ...

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 ...

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 ...

President Joe Biden has faced calls to take a cognitive test following the June 27 presidential debate. Photo from Joe Biden, Facebook President Joe Biden has faced calls to take a cognitive test ...

President Trump’s renewed boasting about acing multiple cognitive tests, including an anecdote about identifying a squirrel, has drawn ridicule from critics and clarification from the test’s creator ...

Jon Stewart's latest volley at President Donald Trump focused on the president's constant boasting about his cognitive health – and resurrected an old clip of an embarrassing math fail to undermine ...