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Health Issues

Cold sores—blisters that appear in and around the mouth—are caused by the herpes simplex virus. Once a child has become infected, cold sores may recur periodically. The virus is spread by saliva, and there is no cure. While your child has a cold sore, parents should not let him or her kiss others, share drinks or utensils, or other items to avoid spreading the infection.

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The information contained on this Web site should not be used as a substitute for the medical care and advice of your pediatrician. There may be variations in treatment that your pediatrician may recommend based on individual facts and circumstances.