Cold sores, also known as fever blisters, can appear on your mouth or lip and are usually caused by oral herpes or herpes simplex virus type 1 (HSV-1). “It’s extremely ubiquitous,” says Alexandra ...

Swab the cold sore with pure aloe vera gel three to four times a day until the sore goes away. Aloe will soothe your sensitive, blistered skin and help protect it from bacteria, which is why it’s also ...