The Republican candidate campaigns at a McDonald's and the vice-president accuses her opponent of being "unstable".

Trump has been facing new questions over his physical stamina after reports that his recent cancellations were because he was ...

Former President Donald Trump’s mental acuity faces increased scrutiny after a strange conclusion to his Monday town hall ...

I believe it is very important that Kamala Harris pass a test on Cognitive Stamina and Agility,” the Republican candidate, 78 ...

"If he's exhausted being on the campaign trail, is he fit to do the job?" Harris asked as Trump refuses to release detailed ...

At the town hall, Trump reiterated his call for cognitive tests for all presidential candidates, not based on age, and cited other leaders who are older but still effective. He mentioned Rupert ...

Trump said that Harris should take a cognitive test after the vice president demanded he release his medical records.

Cognitive tests for doctors and dating patients are among scenarios in an infographic on issues in physicians' interactions ...

A study reveals subtle, lasting cognitive impacts in healthy individuals following COVID-19 infection, highlighting the need ...

The American public deserves leaders who are cognitively capable of performing the demands of office. Neither Republicans nor ...

Former President Trump said Monday that Vice President Harris should take a cognitive test, as the Harris campaign hammers ...