How have cognitive test results been used in past presidential fitness controversies?

Checked on December 16, 2025
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Executive summary

Cognitive test results have become a recurrent political tool in U.S. presidential fitness debates: President Trump’s repeated public claims that he “aced” the Montreal Cognitive Assessment (MoCA) and reported perfect scores in 2018 and 2025 shifted attention from clinical interpretation to political theater [1] [2]. Medical reporting stresses that the MoCA screens for mild cognitive impairment but does not measure intelligence, and that publicity around test items can skew later results — facts cited by clinicians and researchers [1] [3].

1. Tests meant for screening, not certifying fitness

Clinicians and news outlets emphasize the MoCA is a brief screening tool designed to detect mild cognitive impairment and early dementia, not to provide a definitive evaluation of overall presidential capacity or intelligence; journalists noted the MoCA “was developed to detect subtle cognitive issues and was not meant to measure intellectual skills or IQ” [1]. Coverage repeatedly distinguishes a normal MoCA score from broader cognitive functioning or executive ability relevant to presidential duties [1].

2. Results used politically as shorthand for competence

Presidents and their allies have presented simple test outcomes as political proof of fitness. President Trump publicly touted perfect or “highest” MoCA scores in 2018 and again in 2025, framing them as vindication against critics and as a counterpoint to questions about age or acuity [1] [4]. Media pieces note the rhetorical power of an easy headline — “aced the cognitive test” — even though the test’s diagnostic limits are well documented [5] [6].

3. Publicizing test content changed future test validity

Reporting and medical researchers warned that once news outlets published MoCA questions and answers after Trump’s 2018 disclosure, future administrations and candidates could get artificially inflated scores because of prior exposure to test items [3]. The National Library of Medicine and related coverage flagged a surge in public interest and the risk that publicity “may have been undermined by publicity,” altering the test’s screening reliability [3].

4. Competing narratives: medical caution vs. political messaging

Journalists and physicians offered two competing frames: clinicians caution that normal MoCA results do not equate to preserved executive function across all contexts [1], while political figures treat a perfect score as a decisive rebuttal to claims of decline [4] [7]. Outlets such as TIME and The New Republic captured how the President’s camp used test claims to accuse critics of “seditious” coverage, illustrating an implicit agenda to convert medical data into partisan defense [7] [8].

5. Repetition and spectacle amplify uncertainty

Multiple administrations of the MoCA — Trump says he “aced” three cognitive exams in 2025 alone — shift attention from the test specifics to the spectacle of repeated testing, with critics arguing that repetition plus selective release of results does not resolve broader questions about transparency or day-to-day functioning [6] [8]. Reporting notes the White House released partial statements from physicians rather than full neurocognitive evaluations, leaving gaps that political opponents exploit [9].

6. Media reporting shaped public perceptions and scientific concerns

Coverage documenting which test was used and publishing sample items increased public familiarity and demand for scoring details; Forbes and The Hill both documented the test’s items and history in the presidency, amplifying public interest but also raising methodological concerns among researchers [5] [2]. MedPage Today traced how those disclosures drove a spike in curiosity and caution from neurologists about interpreting scores amid high-profile publicity [1].

7. What the sources do not say

Available sources do not mention any full neuropsychological battery or detailed cognitive evaluation made public that would comprehensively assess executive function beyond brief screening tests; they also do not report peer-reviewed evidence that the president’s MoCA performance correlated to specific on-the-job errors (not found in current reporting) [1] [3].

8. Bottom line for readers

Past controversies show cognitive-screen results are politically potent but medically limited: the MoCA can indicate possible impairment but cannot stand alone as proof of presidential fitness or intellectual capacity, and press disclosures of test content undermine future validity [1] [3]. Readers should weigh partisan uses of test claims against clinicians’ caveats and note that transparency about what tests were done and full evaluations — not headline scores — would better inform public judgment [1] [9].

Want to dive deeper?
What cognitive tests have US presidents taken and when were results released?
How have cognitive test scores influenced public and political debates about presidential fitness?
Have any presidents resigned or been removed due to cognitive test findings?
What standards or benchmarks are used to interpret presidential cognitive assessments?
How have media outlets reported and possibly misrepresented presidential cognitive test results?