Sometimes people will have triggers that are personal to them, says Adigun. “For example, spicy foods may be a trigger for someone. But more than likely spicy foods may be just for them, whereas we ...

Cold, dry weather can cause lip irritation, cracking, and cold sores. Blistex offers several over-the-counter products to treat cold sores and moisturize lips. Using antiviral creams at the first sign ...

Like acne, a cold sore outbreak can be a frustrating dilemma that makes everyday activities (like eating, drinking and talking) cumbersome. With the right products, you can lessen the pain and ...

Casey Gallagher, MD, is a dermatologist and clinical professor in the Department of Dermatology at the University of Colorado Denver. Cold sores are contagious until they are completely healed.

A nasal cold sore typically causes a burning sensation and blisters. Treatments like ointments and home remedies may help reduce symptoms. Cold sores are caused by the herpes simplex virus. This ...