Cold sores seem to appear at the worst possible time, but there are things you can do to feel better. You can actually relieve symptoms at home. Seeing a dermatologist can be helpful, too. Medicine can reduce how long a cold sore lingers. If you get cold sores frequently, medicine may prevent flare-ups.

You’ll find what you need to know by watching: Cold sores: How to treat (2:56)


What Dermatologists Tell their Patients

If you get cold sores, chances are you picked up the virus when you were a kid. You may have gotten the virus from an adult who kissed you or shared a spoon or fork with you.

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