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DEAR DR. ROACH: A good friend of mine experienced what appeared to be a mild heart attack and went to his physician to have it checked out immediately. The tests found acute blockages in the arteries around his heart, and his doctors performed a triple-bypass heart surgery two days later. My friend came through the […]

Tingling or burning around the mouth Itchiness "Cold sores can be extremely painful and can cause discomfort not only at the site of the outbreak," says Michele Green, MD, a cosmetic dermatologist in New York City. Are cold sores contagious? Yes, cold sores are contagious, even more so when there is an active sore. Advertisement "Herpes infections can be spread even in the absence of a sore. It is more likely to spread if there is a visible sore, particularly if it is in the blistering and ...