Democratic Senate candidate Abdul El-Sayed delivered a blistering takedown of Donald Trump and his cognitive ability as the ...

Donald Trump told rally crowds he aced a cognitive test and called himself a genius. Medical experts say the Montreal ...

“There’s not a person there that could answer,” said the president while pointing to members of the media during a North ...

President Donald Trump on Wednesday proclaimed himself a “freaking genius” amid a packed travel schedule meant to boost ...

Add Yahoo as a preferred source to see more of our stories on Google. President Donald Trump's late-night claim that a "perfect" score on a cognitive test proved his "extreme intelligence" drew swift ...

Donald Trump defended his perfect cognitive test scores at a Kansas rally, describing a giraffe question as his remarks drew ...

Footage from Arizona shows Donald Trump defending his mental acuity, citing past cognitive evaluations to dismiss media ...

If you can muddle through most of a People magazine crossword puzzle, you should do just fine on the Montreal Cognitive ...

Unless you've been living under a rock, you've likely heard theories that President Trump is rapidly deteriorating mentally and unfit to be in office. In an effort to disprove those theories, ...

Donald Trump's latest boast about his brainpower has renewed concern in Washington over what his medical team is not saying, after a doctor warned on US television that his repeated cognitive tests ...