Researchers have developed and validated a simple “peel-and-sniff” test that can be completed unsupervised at home to screen for cognitive impairment. It’s well known that impaired olfactory function ...

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 ...

Researchers have identified a new subtype of multiple sclerosis that affects thinking and memory rather than mobility — and as many as 26 percent of people with MS may have it. Researchers have ...

President Biden is facing calls to undergo cognitive testing and release the results after his disastrous debate last month, and amid a series of reports about his apparent decline in recent months.