Stunned longtime aides to former President Joe Biden told The Post Monday that his stage 4 prostate cancer should have been caught long before it spread to his bones — and that they fear concern about public reaction delayed a possible diagnosis.

Thompson and Tapper mostly fill in the details of a story we already knew: Biden’s cognition declined sharply over his final two years in office, and his core advisers schemed to disguise this reality from donors, Democratic officials, and the public.

I don’t think it was a cover-up," said California Democrat Rep. Ro Khanna, "but I do think that the advisers and people close to Joe Biden owe an explanation."

In the final two years of his presidency, Joe Biden had private moments where he could not recall the names of top aides, had an increasingly limited private schedule, was prone to incoherence and losing his train of thought,

The ex-president was diagnosed with an "aggressive form" of prostate cancer, according to a statement from his personal office on Sunday.

President Biden’s office revealed that he has been diagnosed with an aggressive form of prostate cancer that has metastasized to his bones. Biden thanked supporters worldwide for their encouragement.

In Dublin on Thursday, April 13, Biden was welcomed to Áras an Uachtaráin, the official residence of the president of Ireland. The busy schedule included a tree-planting ceremony, a ringing of the Peace Bell, and an honor guard presenting arms.

The release of a bombshell book on May 20 is expected to give readers an inside look into former President Joe Biden's physical and mental deterioration.

Former President Joe Biden “totally f–ked” Vice President Kamala Harris’ 2024 bid for the White House by refusing to drop out of the race earlier, a campaign aide said.

The news that former President Joe Biden has been diagnosed with an "aggressive" form of prostate cancer has raised fresh questions about his White House's transparency. Biden's office said in a statement on Sunday that he was diagnosed with prostate cancer on Friday,