Defining Cold Sores: Causes, Symptoms, and Management
Cold sores, also known as fever blisters, are small, painful, fluid-filled blisters that typically appear on or around the lips, though they can also occur on the nose, chin, or cheeks. They are caused by the herpes simplex virus (HSV-1) and are highly contagious. Exploring the causes, symptoms, and effective management of cold sores can ...