Biden says 'I feel good' and 'optimistic' in 1st public comments about cancer treatment He spoke to reporters after a veterans memorial event in Delaware.

Why Biden may not have known about his 'aggressive' prostate cancer until recently Prostate cancer can be found and diagnosed in its later stages, experts said.

Pfizer jumps into cancer-treatment race with a $6 billion licensing deal with a China-based company, six months after Merck’s move for a lot less money.