HIV virus la loai vi virus gay ra hiv nguy hiem. Chung khong chi lay nhiem benh cho co quan sinh duc cua nam, phu nu sau khi mang quan he duc tinh ko an toan ma chiec vi virus nay con so huu the xam nhap den nhieu vi tri khac nhu hau mon, mom, vom hong va dac biet la H.I.V o mat. Nhung chang phai nguoi nao cung biet duoc voi hiv co lay qua mat khong ton tai cua can benh nay vi the moi nguoi