On Dec. 17, 2025, Kamala Harris was on Jimmy Kimmel Live! to talk about her book 107 Days. During the show, host Jimmy Kimmel asked her directly about rumours about Donald Trump's health. An Axios-Ipsos poll from June 2025 found that 80% of Americans think presidents should have cognitive tests and make the results public. 81% of Americans also think candidates should have age limits.
By July 2025, Data for Progress noted that more and more voters were unsure about Trump's mental fitness to serve until 2029. What if the man who rushed back to the White House is hiding a weakness that even his biggest critics can't ignore? Kamala Harris didn't hold back on Jimmy Kimmel Live! She brought up Donald Trump's health in a big way, even though there are rumours that his second term is marked by visible decline.
