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rrostbite
Frostbite can be much more than just uncomfortable--it can be a painful and potentially serious injury. True frostbite means thajt the tissues are frozen, says'Today’s Health, the magazine of the American Medical Association. Crystals of ice form between the cells. Nerves, muscles and blood vessel tis sues are most susceptible. The wind plays an important part in frostbite^ The chilling effect of air at 20 degrees moving at 45 miles an hour is the same as 40-below-zero air on a still day. One of the dangers of frost bite is that you often don’t feel it. First thing you know is that someone else notices that your nose or ear is turning white. The frozen part be comes hard of touch and loses feeling. Many sports leaders advocate a buddy system for outdoor winter sports; two persons are paired off, each watching the other for signs of frostbite. To prevent frostbite, first be certain that you are properly dressed for the tempera ture.. Avoid overexertion and excessive perspiration. Avoid contact of bare flesh with cold
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