Sun burn is a burn of skin resulting from overexporure to ultraviolet rays. The skin becomes hot to touch, fragile and it leads to the skin cancer if the sunburn develops during a long period of time. General symptom of sunburn is redness of skin (Erythema) as well as itch, peel, flakiness of the skin. The only treatment for sunburn is healing. Some cream or Aloe Vera gel helps to heal sunburn.