 [ Symptoms ] how much risk is there for sucking a man is penis not knowing his sexual history with respect to aidshiv  i want so much to suck on other guys penises through their ejaculation i feel compelled to do it  what is the hiv danger from doing so herpes other diseases   thank you [ Disease ] a person gets hiv when an infected person is body fluids blood semen fluids from the vagina or breast milk enter his or her bloodstream the virus can enter the blood through linings in the mouth anus or sex organs the penis and vagina or through broken skin in other words always use a condom