Acute bacterial prostatitis affects about two in every 10 000 men. Genetics do play a role. Black men are more at risk, as are men with a family history of prostatitis.
Other risks include:
- multiple sexual partners
- not using protection
- anal intercourse, particularly when not using a condom
Non-bacterial prostatitis or chronic male pelvic pain syndrome is the most common type. It affects about five in every 10 000 men. As with other types of prostatitis, risk may be increased by having many sexual partners, or risky sexual practices, including anal sex however these risks are difficult to prove.
Chronic prostatitis is more common in men over 30 years old, and it is believed that more than a third of men over the age of 65 may have some degree of chronic prostatitis. Some experts believe the following factors, which may cause congestion of the prostate gland, could result in the breeding of bacteria leading to chronic prostatitis:
- excessive alcohol intake
- perineal injury
- risky sexual practices
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