Adult circumcision appears to have little clinical benefit in terms of preventing urinary tract infections, sexual transmitted diseases, and penile cancer, according to a systematic review of eight studies.

However, in sub-Saharan Africa, circumcised adult males were significantly less likely to acquire HIV/AIDS than their uncircumcised counterparts.

Reporting their findings in Annals of Family Medicine (2010;8:64-72), investigators noted that severe complications associated with circumcision were uncommon, and adult circumcision did not appear to affect sexual satisfaction or function.

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