GAPES SEX FOR DUMMIES

Curiosity in anal intercourse has also come from analysis in human immunodeficiency virus (HIV) transmission. Various reports have quantified the improved chance of heterosexual transmission from a single act of anal intercourse compared to 1 act of vaginal intercourse (Boily et al., 2009; Leynaert, Downs, & de Vincenzi, 1998; Powers, Poole, Pettif