Hepatitis B Probably difficult No studies have measured the risk of transmission through oral sex. The risk is believed to be low. Transmitted primarily through unprotected anal sex. There have been documented cases of men getting HIV from sucking, but no recorded cases of getting HIV from being sucked or from rimming. Infected people usually have periodic outbreaks throughout their life.
Treatment can reduce the severity and duration of herpes outbreaks.
Syphilis The signs and symptoms of syphilis infection are not usually painful. Can be cured with antibiotics. Left untreated syphilis will eventually cause brain damage, heart disease, blindness or death in some people. Gonorrhea can cause a sore throat. Can be cured with antibiotics.