Cold Sores Topic Guide
Cold Sores: Cold sores are caused by a viral infection that attacks the skin and nervous system. Cold sores are small, painful, fluid-filled blisters on the mouth or nose. These sores come back again and again. Symptoms associated with cold sore recurrence include
Colds The cold is the most commonly occurring illness in the entire world, with more than 1 billion colds per year reported in the United States alone. Symptoms and signs include fever, cough, sore throat, headache, sneezing, and runny nose. Treatment involves drinking plenty of fluids and taking cough, fever, and pain medications.
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