Q: I read some things online that says that if you have an HSV1 infection and you give your partner oral sex, you could pass on the herpes infection but as HSV2, not 1. Are they different viruses or are they the same, and it just depends where your outbreaks are. I am confused.
HSV-1 and HSV-2 are two different strains of herpes. HSV-1 is oral herpes 90-95% of time the and genital herpes 5-10% of the time. HSV-2 is genital herpes 90-95% of the time and oral herpes 5-10% of the time. Both strains could spread orally and/or vaginally. ... For detail, click here.