You tried to post on someone else's post in the experts forum so it was bumped over to this forum. you have to pay to post on that forum.
cold sores are pretty common and you don't need to be sexually active to have them. At this point you need to be seen and get a proper exam done. You can also ask for testing for herpes to see what your hsv1 status is. if you do have oral herpes, odds are it did not come from performing oral sex on someone.
grace