16-11. HOT WEATHER (HEAT) INJURIES. Table 16-2, Table 16-3, and Table 16-4 show first aid for heat injuries, cold injuries, and environmental injuries. Table 16-2. HEAT INJURIES INJURY SIGNS/ SYMPTOMS FIRST AID Heat Cramps Casualty experiences muscle cramps in arms, legs and/ or stomach, may also have wet skin and extreme thirst. 1. Move the casualty to a shaded area and loosen clothing. 2. Allow casualty to drink 1 quart of cool water slowly per hour. 3. Monitor casualty and provide water as needed. 4. Seek medical attention if cramps persist. Heat Exhaustion Casualty experiences loss of appetite, headache, excessive sweating, weakness or faintness, dizziness, nausea, muscle cramps. The skin is moist, pale, and clammy. 1. Move the casualty to a cool, shaded area and loosen clothing. 2. Pour water on casualty and fan to increase cooling effect of evaporation. 3. Provide at least one quart of water to replace lost fluids. 4. Elevate legs. 5. Seek medical aid if symptoms continue. Heat Stroke (Sunstroke) Casualty stops sweating (hot, dry skin), may experience headache, dizziness, nausea, vomiting, rapid pulse and respiration, seizures, mental confusion. Casualty may suddenly collapse and lose consciousness. 1. Move casualty to a cool, shaded area, loosen clothing, and remove outer clothing if the situation permits. 2. Immerse in cool water. If cool bath is not available, massage arms and legs with cool water. Fan casualty to increase the cooling effect of evaporation. 3. If conscious, slowly consume one quart of water. DANGER SUNSTROKE THIS IS A MEDICAL EMERGENCY! SEEK MEDICAL AID AND EVACUATE ASAP. PERFORM ANY LIFESAVING MEASURES.