If the apparent visual magnitude of the Sun is -26.5 and that of the full moon is -12.5, what is the light intensity ratio of sunlight to moonlight received at Earth on the day of the full moon?
Symptoms of a cold sore can include: 1  a tingling sensation, redness and swelling around the lip before the cold sore develops. 2  small, fluid-filled blisters which break open and develop a yellow crust (scab). The scab usually falls off around seven days later.
Bruises, blisters, or swelling on the lips caused by trauma may be treated by sucking on ice pops or ice cubes or by applying a cold pack to the area every one to two hours for 10 to 15 minutes for the first 24 hours.