Circumcision cuts prostate cancer risk

Men who are circumcised before becoming sexually active face a decreased risk of developing prostate cancer, research finds.

In a study of 3400 men, US researchers showed those circumcised before first sexual intercourse were 15% less likely to develop prostate cancer compared with uncircumcised men.

Writing in Cancer, the authors said their findings supported the involvement of infectious or inflammatory pathways in prostate carcinogenesis.

Pathogens could enter