Herpes simplex virus types 1 and 2 (HSV-1 and HSV-2) are highly prevalent worldwide.1 HSV-1 is widespread in the general population, while HSV-2 is usually more prevalent among risk behaviour groups such as men who have sex with men (MSM).2 This epidemiological profile has been changing in the last years with regards to changes in sexual practices such as orogenital or oroanal practices.3 For these reasons, the association of MSM groups with HSV sexual transmission has been rising. This study evaluated the epidemiological profile of HSV infection among MSM from …