After the debate, physicians examined Biden and told Jill he was fine. She noted he later attended three events that night — delivered a speech, stopped at a Waffle House and flew to North Carolina around 3 a.m. to greet supporters — actions that suggested he functioned normally outside the debate setting.
In May 2025, Biden revealed he had been diagnosed with prostate cancer characterized by a high Gleason score and bone involvement, later described as hormone-sensitive and treatable. His team said the finding occurred after his presidency and had not been known during the campaign.