There's no denying the statistics; the leaders of the United States are getting older. In fact, almost 120 members of ...

Former Biden White House press secretary Karine Jean-Pierre, who vociferously defended her boss against accusations of diminished mental acuity, arrived Friday on Capitol Hill to answer questions ...

President Biden at the debate on June 27. (Kyle Mazza/Anadolu via Getty Images) At 81, President Biden is the oldest sitting president in history. After his debate performance on June 27, which was ...

Former President Donald Trump on Friday suggested he and President Joe Biden should take cognitive exams together—echoing Biden’s Democratic allies who have also called on both candidates to take ...

A new study reveals that levels of the SLIT2 protein in eye and blood samples are linked to cognitive performance in ...

Researchers have created an assessment to identify MS patients who have cognitive impairment but few mobility issues, a newly recognized MS subtype.

For the first time, a study shows an online assessment can provide a scientific measure of acetylcholine—a key brain chemical ...

A new test could help to diagnose memory issues associated with Alzheimer's disease in as little as three minutes.

Support for President Biden’s campaign fell after his disastrous debate performance, WSJ polling shows. Here’s what the numbers say. Photo: Cam Pollack Concern over President Biden’s fitness for a ...

Researchers reviewed evidence on coenzyme Q10 (CoQ10) and cognition, finding strong biological support and positive results ...

A new study demonstrates that brain iron levels, measured with a special MRI technique, can predict cognitive decline years ...

In adults aged 60 years and older, tinnitus, especially severe and prolonged tinnitus, is significantly associated with cognitive impairment, according to a study published online Aug. 15 in Brain ...