The announcement that Joe Biden has prostate cancer is the latest example of how the final chapters of his political career have been shaped by the disease.

President Joe Biden's "aggressive" prostate cancer has led to renewed interest in his health during his presidency

How was Joe Biden’s cancer not caught earlier? The news that the former president is battling an aggressive, stage-4 prostate cancer that has spread to the bone ignited a public debate about why a person with peerless access to medical care was diagnosed at such an advanced stage with a disease that is quite common in men his age.