A portion of the Montreal Cognitive Assessment, a 10-minute test designed to detect mild cognitive impairment such as the onset of dementia. (Courtesy of MoCA) Doubts about the mental fitness of ...

The late-night host scored a perfect 30/30 on the Montreal Cognitive Assessment during a segment titled "Is Jimmy Kimmel a ...

Former President Donald Trump on Friday suggested he and President Joe Biden should take cognitive exams together—echoing Biden’s Democratic allies who have also called on both candidates to take ...

President Donald Trump claims he aced his third cognitive test and questions whether former Vice President Kamala Harris, ...

Former President Donald Trump claimed to have again “aced” an increasingly difficult cognitive test involving intricate math problems, but experts say the test is easy, and a mock exam contained ...