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
Wales Women overcame a plucky Scotland side to record a 23-10 victory at the Gnoll.
It will be a cold night, with clear skies for most, which will allow a widespread and sharp frost to develop
Catch up with this week's episode of Newsweek Wales.