The victim's temperature control system stops producing sweat to cool the body. The body temperature can rise so high that brain damage and death may result if the body is not cooled quickly. Heat stroke requires medical attention. Heat Exhaustion is less dangerous than heat stroke. It typically occurs when people exercise or work in a warm humid place where body fluids are lost through heavy sweating.
Fluid loss causes blood flow to decrease in the vital organs, resulting in a form of shock.
Cool, moist skin Skin is either pale or red Heavy sweating Dilated pupils. Cod the victim fast. If victim is conscience, offer cool water to drink. Without prompt care, heat exhaustion can quickly become heat stroke. Heat Cramps are muscular pains and spasms caused by heavy exertion.