 [ Symptoms ] do babies in the womb get hiccups [ Disease ] stressing yourself out like this is far far worse than any fever blisters could possibly be first of all unless you she kissed you in your sleep you are not at risk of catching them second of all something like 80 of all adults get cold sores which are caused by the same virus you are worried about it is really seriously no big deal third it is not going to ruin your love life focus on finding ways to deal with your stress and worry in healthy ways focus on gaining control over yourself and your life will be a lot longer and happier finally human brains can create an amazing variety of symptoms when you worry about things that burning feeling in your lips could quite literally be all in your head because you are worried about catching a cold sore it does not mean you caught one take a few deep breaths it will all be fine