What are Cold Sores?
Cold sores are small blisters on the lip and around the mouth caused by the herpes simplex virus (HSV). The skin around the blisters is often red, swollen and sore. The blisters may break open, leak a clear fluid and then scab over after a few days. They usually heal in several days to two weeks.
Who gets cold sores?
You’re not alone if you get cold sores. More than one hundred million Americans suffer from at least one cold sore outbreak every year.
What triggers a cold sore?
Sun exposure, stress, fatigue, fevers, hormonal changes, lip injury, and changes to the immune system can all trigger the onset of a cold sore.
How are cold sores spread?
Cold sores are extremely contagious from person to person. They are most often spread through touching, kissing, or sharing food, utensils, washcloths or towels.
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