The best home remedies for cold sores include taking lysine supplements, applying lemon balm, and using an ice pack.

Cold sores — also called fever blisters — are a common viral infection. They are tiny, fluid-filled blisters on and around your lips. These blisters are often grouped together in patches. After the ...

First, you’re not alone. Up to 80% of American adults have the herpes simplex virus (HSV-1), which can cause cold sores (also known as fever blisters), according to Johns Hopkins. The viral infection ...

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 ...

Dear Dr. Gott: I have noticed that a lot of people write to you about cold sores. Valtrex works to totally inhibit them. I have suffered from cold sores since the age of 4. When I was in my early 30s, ...

A cold sore is a painful blister that appears on the outside of the mouth close to or on the lips. Also known as fever blisters, cold sores develop due to herpes simplex virus type 1 (HSV-1) ...

Is it a cold sore or a fever blister? You have a tiny, clear, and fluid-filled blister or group of blisters on your lip, it might itch, tingle, or burn. Is it a cold sore or fever blister? Technically ...