By Charles E. Crutchfield III, MD
Cold sores are a group of tiny blisters that can occur anywhere, but most commonly occur on the lips, around the mouth, and around the nose. After a few days, the blisters change into a sore with an overlying crust/scab. Cold sores can be very painful, unsightly, and can be transmitted to others. Cold sores are also called “fever blisters” because it is a viral infection that can be activated by illness (fever/colds).
Why should I care about cold sores? Cold sores are a recurrent viral infection that cannot be cured. Continue Reading →