Ron Davies, from Beddau, says his cancer was easier to treat because it was detected early.
He's urging men in the 'at-risk' categories to talk to their GPs.
"Two factors that are significant are ignorance and embarrassment" he told ITV News.
"Speak to your GP - men over the age of 50 should be having that conversation with their GP, even though they might not be showing any signs or symptoms".
More top news
An orange lobster has been caught off Wales - a one-in-30-million chance. Usually lobsters only turn orange when cooked.
A man has been arrested in connection with alleged modern slavery offences during a major police operation on Deeside early this morning.
A whole new weather story to tell now, as it turns milder but much more unsettled into the Bank Holiday weekend.