An informative documentary about the function of the foreskin. This is common knowledge in Europe, but apparently it's a taboo in the U.S. OpposingDigits Vlog » Blog Archive » Functions of the Prepuce (Foreskin) Also, check out the vid: The Foreskin: 15 Square Inches of Erogenous Tissue - about the sexual function of the prepuce. Note: I strictly don't care about the circumcision debate (since I'm not cut myself), but I thought it might enlighten some people. Moreover, for Africans circumcision can be good, since there is mounting scientific evidence that removal of the very sensitive, nerve-filled foreskin - where 'islets of Langerhans' can be found - can cut the HIV risk by half. Giving up some sexual pleasure in exchange for keeping your life is of course the thing to do, especially in third world countries where HIV/AIDS is spreading rapidly.