article_snippet: A teenage boy had the disease and began seven months of treatment .
article_snippet: Around 47 per cent of men diagnosed with the disease will be under 35 years old.
article_snippet: Despite it being a relatively rare form of cancer, it is one of the more treatable.
article_snippet: If caught at an early stage, men can expect a high cure rate with 98 per cent of sufferers disease-free a year after treatment.
article_snippet: If caught at any stage, 96 per cent of men will still be alive 10 years after men treatment.
article_snippet: Around 10 per cent of sufferers will have a history of this condition.