Wind, cold, heat, and insects can all damage your skin. To prevent wind and cold wear a coat. To treat wind and cold, get warm. For heat, drink water and wear shorts and tank tops, and stuff like that. To treat heat, go inside your house or car and turn up the AC, or put ice ever you have a burn. For insects, using insect killing spray to prevent insects. Go to the doctor if you have to treat a sickness from insects