A friend of yours suffers frostbite on his toes while hiking in the snow. You get to a cabin and you have to decide about treatment. You are going to have to hike out immediately. Which of the following options is the correct treatment for frostbite?
1) Elevate the affected area and apply warm water
2) Rub the affected area vigorously to increase blood flow
3) Apply ice directly to the affected area
4) Wrap the affected area in a warm blanket or clothing
