Circumcision has been shown to reduce the risk of sexually transmitted infection including AIDS( HIV) by 55% , Genital Herpes by 30%, and Human Papilloma Virus by 32%.
Circumcision reduces the risk of urinary tract infection 10 times in first year of life.
Circumcised men have less probability to cause infection to their female partners with bacterial vaginosis 40 %, and trichomonas vaginalis by 48%.
Circumcision reduces penile cancer for men , and reduces cervical cancer in the female partners.