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 ...

When it comes to early detection of cognitive impairment, a new study suggests that the nose knows. Researchers from Mass General Brigham developed olfactory tests-in which participants sniff odor ...

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 ...