In Biden’s case, doctors say the cancer is serious but still treatable, though not curable. President Donald Trump, 78, had a PSA test earlier this year, according to medical records that have been made public — meaning some doctors are still choosing to screen older patients for prostate cancer.

Democratic Party strategist James Carville said that former President Biden's decline was clearly apparent to him and most of the voting public prior to the 2024 election.

House Oversight Chairman James Comer is requesting former President Joe Biden's White House physician, Kevin O'Connor, appear for a transcribed interview as part of an investigation into Biden's mental fitness and use of a presidential autopen while in office.