Heat Injury First Aid

When in doubt about a Heat-related injury or illness, call 911!


Skin redness and pain, possible swelling, blisters, fever, headaches.
First Aid:
  1. Take a shower, using soap, to remove oils that may block pores preventing the body from cooling naturally.
  2. If blisters occur, apply dry, sterile dressings and get medical attention.

Heat Cramps

Painful spasms usually in leg and abdominal muscles. Heavy sweating.
First Aid:
  1. Firm pressure on cramping muscles or gentle massage to relieve spasm.
  2. Give sips of water. If nausea occurs, discontinue.

Heat Exhaustion

Heavy sweating, weakness, skin cold, pale and clammy. Weak pulse. Normal temperature possible. Fainting, vomiting.
First Aid:
  1. Get victim to lie down in a cool place.
  2. Loosen clothing.
  3. Apply cool, wet cloths.
  4. Fan or move victim to air-conditioned place.
  5. Give sips of water. If nausea occurs, discontinue.
  6. If vomiting occurs, seek immediate medical attention.

Heat Stroke (Sun Stroke)

High body temperature (106+). Hot, dry skin. Rapid, strong pulse. Possible unconsciousness. Victim will likely not sweat.
First Aid:
  1. Heat stroke is a severe medical emergency. Call 9-1-1 or emergency medical services or get the victim to a hospital immediately. Delay can be fatal.
  2. Move victim to a cooler environment.
  3. Try a cool bath or sponging to reduce body temperature.
  4. Use extreme caution.
  5. Remove clothing. Use fans and/or air conditioners.