Matching Pairs Cold & HeatOnline version Match word with its definition. by James Driscoll 1 Heat Cramps 2 Heat Stroke 3 Heat Exhaustion 4 Hypothermia 5 Frostbite The early stage and most common form of heat-related illness. The freezing of body tissues caused by overexposure to the cold. Painful spasms of skeletal muscles that develop after heavy exercise pr work outdoors in warm or moderate temperatures. A life-threatening condition that develops when the body's warming fail to maintain normal body temperature. A life-threatening condition that develops when the body's cooling mechanism fails.