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 ...

But for people with multiple sclerosis, it can offer clues about something more urgent: whether they can keep driving, ...

This article originally appeared on PolitiFact.com. President Donald Trump recently celebrated what he called an "extremely ...

Neuropsychological assessment, or cognitive testing, is the gold standard tool for measuring cognitive functions (or the “software” of the brain) such as memory, language, attention, visuospatial ...

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 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 ...

"All PERFECT or 120 correct answers out of 120 questions asked!" claims the President.

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 ...

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 ...