HIV virus la loai vi virus gay ra hiv nguy hiem. Chung ko chi lay nhiem benh cho co quan sinh duc cua nam, dan ba sau luc voi quan he tinh duc khong an toan ma loai vi virus nay con voi the tham nhap toi nhieu vi tri khac nhu lo dit, mieng, vom hong va dac trung la H.I.V o mat. Nhung khong he ai cung biet duoc so huu hiv co bi lay qua nuoc mat khong ton tai cua can benh nay vi the moi nguoi