So once you have: the virus, you have it, you can't get it again because you already have it. Kissing someone with a cold sore, can trigger your own outbreak though
Answered 11/28/2017
3.8k views
Cold sores: The sores usually last 7 to 10 days and are contagious until they crust. The virus may become active again at any time and cause recurrent cold sores.
Answered 9/28/2016
3.8k views
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