Move the victim to a cool place. First aid treatments for HEAT EXHAUSTION. Know The Differences Between Heat Stroke Heat Exhaustion Cool moist skin with goose bumps when in the heat. . Hunger fatigue and back pain c. It takes approximately 30 minutes to recover from heat exhaustion and the symptoms may last for up to 48 hours. Early symptoms of heat exhaustion include dizziness nausea and fatigue. A 30-year-old man who is slightly overweight. Lethargy thirst nausea dry skin d. Pushing the body harder than its ready to be pushed during exercise. Pushing the body harder than its ready to be pushed during exercise. Water makes up about ________ of an adults body weight. Each of these illnesses can affect workers but heat exhaustion and heat stroke are the most damaging forms of heat stress and may require medical attention. You may experience nausea fatigue confusion dehydration or muscle cra...