Study : Circumcision reduces risk of HPV infection and cancer , but not HIV . Circumcision known to reduce risk of HIV infection and penile cancer . Is your partner cheating ? 64 percent of American baby boys born in ' 80s , down from 68 percent in 70s .
Study : Circumcision reduces risk of HPV infection and cancer , but not HIV . Circumcision known to reduce risk of HIV infection and penile cancer . 64 percent of American baby boys born in ' 80s , down from 68 percent in 70s .