This isn’t a real cognitive test, but it should give you an understanding of how simple screenings work. Donald Trump, who is just three years younger than Biden, has yet to offer details on ...

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 ...

Since President Joe Biden's poor debate performance last month, some Democratic lawmakers and political commentators are calling on him to take a cognitive test to illustrate his mental capacity.

Doubts about the mental fitness of President Biden and Donald Trump to hold the White House in their 80s have highlighted tests that could reveal whether an older adult is experiencing cognitive ...

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 ...