
ALT Graphic compares Heat Exhaustion and Heat Stroke. Things to look out for in heat exhaustion are dizziness, thirst, heavy sweating, nausea, and weakness. If someone is experiencing these symptoms, move them to a cooler area, loosen clothing, sip cool water, and seek medical help if symptoms do not improve. Signs of heat stroke include confusion, dizziness, or becoming unconscious. Heat exhaustion can lead to heat stroke. If someone is experiencing these symptoms, you need to act fast. Call 9-1-1 immediately. Move the person to a cooler area, loosen or remove layers of clothing, and cool them with water or ice. Heat stroke can cause death or permanent disability if emergency treatment is not immediately given. Graphic created by NWS, CDC, and NiOSH.