| | Conditions Treatments | Cold Flu Can cold sores turn into impetago? No, cold sores cannot turn into impetigo. Cold sores are caused by the herpes simplex virus, while impetigo is a bacterial skin infection. Cold Flu - Related Articles What is the Primary mechanism of antibody action? Are aveda hair dyes safe to use in pregnancy? How Much Should You Weigh Based on Height? Aseptic Cleaning Techniques 1000V Insulated Electrical Tools How to Get Rid of a Strong Urine Smell on an Elderly Person's Clothing OSHA Eye Safety