Cold sores or fever blisters are normally caused by the herpes simplex virus. This virus often takes place around the lips and mouth area. They appear to be red blisters which are often painful and annoying.
The herpes virus causes cold sores.
cold
The Atomic Bomb caused the cold war.
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The A-Bomb.
Cold weather.
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Its cold!
Te herpes virus causes cold sores.
artharidas
Lack of heat?