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Five Causes Why You Have a Cold Sore Outbreak - Digitalample.com
Wondering why you sometimes have blisters around your mouth, nose, or lips? Those painful blisters are cold sores. People sometimes blame the common cold for these sores. However, cold sores are an infection caused by the herpes simplex virus (HSV). The blisters usually occur around the mouth, but they can sometimes appear on the cheeks …