Asked DDG the same question and its AI doesn’t seem to hide from it, fwiw.

Concerns about Donald Trump’s cognitive health have been raised, with some experts suggesting he exhibits signs of dementia, including verbal slips and unusual behavior. His niece has also expressed worries about his mental decline, indicating that he may be “losing it every day.”

with The EconomicTimes and healthandme.com listed as its sources.

Also notable is that ~80% of the top hits are sites suggesting that he does have dementia, the remainder being resources on the topic. YMMV