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Cold Sore Learning Center
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Herpes labialis is an infection caused by the herpes simplex virus. It leads to the development of small and usually painful blisters on the skin of the lips, mouth, gums, or lip area. These blisters are commonly called cold sores or fever blisters.
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A cold sore is a clear, fluid-filled blister, which often appears on the lips or nose. Cold sores, also referred to as fever blisters, are caused by a viral infection , herpes simplex virus Type 1 (HSV-1).
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Question: Are fever blisters and canker sores the same thing? Answer: No. Canker sores occur only inside the mouth and are not contagious. They sometimes occur as a result of trauma (biting the inside of the lip, burning the mouth with hot food), ...
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A cold sore is a fluid-filled blister which usually appears at the edge of the lips. Cold sores are caused by a herpes simplex virus infection.
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Popular name for mouth sores caused by a type of herpes simplex virus (HSV). Cold sores, also sometimes referred to as fever blisters or oral herpes, form around the mouth. Caused by a virus known as herpes simplex type 1, cold sores are contagiou...
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Cold sores are small red blisters, filled with clear fluid, that form on the lip and around the mouth. Rarely, they form on the roof of the mouth. Cold sores are caused by the herpes simplex virus type 1 (HSV-1), which lives inside nerve tissue. D...
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