Burns is a damage, hurt or injury caused by the exposure to the heat or flame. It not only damages the skin layers, but also injures the other body parts like blood vessels, muscles, nerves, eyes and lungs. Depending upon the damage and the layers of the skin and tissue, the burn can be classified as first degree, second degree, third degree or fourth degree. And the different types of burns are heat burns, cold temperature burns, electrical burns, chemical burns, radiation burns and friction burns. It is caused by various factors like fire, hot liquids or objects, chemicals, rashes, electricity and skin exposure to cold conditions.