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 ...

Add Yahoo as a preferred source to see more of our stories on Google. President Biden at the debate on June 27. (Kyle Mazza/Anadolu via Getty Images) (Anadolu via Getty Images) At 81, President Biden ...

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

Watching a baby babble, play and interact with others can provide useful insight into what their cognitive ability might be like decades later, according to new University of Colorado Boulder research ...

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 ...

Medical experts have said they believe that President Donald Trump recently took the Montreal Cognitive Assessment. It is ...

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 ...