English: Herpes labialis. Cold sore on the lower lip (cluster of fluid-filled blisters = very infectious). These infections may appear on the lips, nose or in surrounding areas. The sores may appear to be either weeping or dry, and may resemble a pimple, insect bite, or large chicken-pox lesion. Lesions typically heal after a few days to a week (or more); this varies among individuals. In spain is knowe as "fuego labial"