Prostate cancer symptoms develop slowly and can go unnoticed for many years.
But once the prostate becomes large enough to affect the urethra, the tube that carries urine from the bladder out of the penis, symptoms become apparent.
Passing urine more often is just one of the issues that can occur, but the disease can also be identified by certain colour urine.
Although its a rare occurrence, red urine (having blood in your urine) can indicate the disease. Blood can also be present in semen.
There are five other signs to watch out for linked to urination.
Passing urine more often
You might find you need to empty your bladder more than normal during the day.
Getting up in the night
You may be getting up a few times in the night to empty your bladder.
Difficulty passing urine
It might be harder to empty your bladder than normal. This is called urinary hesitancy.
The charity explains: It might be difficult to start emptying your bladder or the flow might be weaker.
You might be straining to pass urine. Or it might stop and start when you do go.
You might often have a sudden strong urge to empty your bladder. And you ...