A cold sore on the lip can be uncomfortable. It usually heals within a week or two. A cold sore looks like a blister. Other skin issues, like pimples and canker sores can also appear on the lips and ...
Cold sores can pop up at the most random intervals, which is why they can be so difficult to anticipate. Luckily, the best lip balms to prevent cold sores act as a barrier to keep moisture in and ...