Male circumcision and sexual function in men and women

“CONCLUSIONS: Circumcision was associated with frequent orgasm difficulties in Danish men and with a range of frequent sexual difficulties in women, notably orgasm difficulties, dyspareunia and a sense of incomplete sexual needs fulfilment. Thorough examination of these matters in areas where male circumcision is more common is warranted.”

Further info here: http://www.ncbi.nlm.nih.gov/pubmed?term=21672947