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How long is a fever blister contagious?

The virus can spread easily as long as there are moist secretions from your blisters! After that, they are no longer contagious! Any Suggestions here?


  1. Madie Reply:

    How Long is a Fever Blister Contagious?. One of the most common, and most irritating, conditions in the country is the herpes 1 virus, which causes fever blisters Source:

  2. Judi Reply:

    It is best to consider the fever blister or cold sore contagious until it is completely gone. However, please be careful, it is possible to pass on the virus even without a cold sore or blister being present. For more information, look here

  3. Margeret Reply:

    Fever blisters are caused by the herpes simplex virus which is contagious through skin contact and can also remain in your body. Source:

  4. Elayne Reply:

    Fever blisters are caused by a contagious virus called herpes simplex, which is highly contagious when fever blisters are present. Source:

  5. Luanne Reply:

    Cold sores, also called fever blisters, are caused by reactivation of the herpes simplex virus, and they’re contagious. Source:

  6. Bell Reply:

    pimple? cold sore? fever blister? contagious? So i recently have developed this pimple like pump on like a pimple but when my lower lip it hurts i popped it all id did was ble

  7. Sueann Reply:

    well lets not touch it then take more medicine try not being stressed the blister is prolly just stress finally catching up with u, so just relax itll prolly be another week

  8. Carie Reply:

    I think typhoid fever is not a contagious disease like cold and cough. You can get it if salmonella typi enters your bloodstream though food or water. How long

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