There’s no cure for herpes. But you can take medicine that makes outbreaks ... Sunburns, injuries to your lips, or other infections can cause oral herpes flare-ups. Try to avoid getting sunburned if ...

herpes simplex virus type 1 (HSV-1) that appear as fluid-filled blisters around the lips that can also develop on the chin, cheeks or inside the nostrils. Cold sores often disappear within 2 to 3 ...