Heat Stroke vs. Stroke Infographic

Heat Stroke vs Stroke infographic

Download the printable resource (PDF)


What and Why:

Heat stroke is when your body overheats and core body temperature rises to more than 104° F. Stroke is when a blood vessel to the brain bursts or is blocked by a clot. Brain cells die from the lack of blood and oxygen.

Risk Factors:

Heat Stroke:

  • age,
  • weight,
  • medical conditions,
  • certain medications,
  • exertion in hot weather,
  • lack of air conditioning,
  • spending time outside in excessive heat,
  • sudden exposure to hot weather

Stroke: Up to 80% of strokes are preventable

Factors you may be able to control:

  • heart disease,
  • high blood pressure,
  • obesity,
  • cigarette smoking,
  • diabetes,
  • atrial fibrillation,
  • poor diet,
  • high cholesterol

Factors you cannot control:

  • age,
  • race,
  • gender,
  • family history,
  • medical history

Signs: Heat Stroke:

Body temperature of 104° F or higher is the main sign.

Other signs include:

  • fast pulse or racing heart rate
  • rapid, shallow breathing
  • nausea
  • vomiting
  • confusion
  • loss of consciousness
  • headache
  • flushed or red skin
  • hot and dry skin (when not exercising)

Stroke: FAST: face drooping, arm weakness, speech difficulty, time to call to call 9-1-1

Other signs of stroke include sudden trouble seeing, dizziness, confusion, severe headache, or weakness on one side of the body.

What to do:

Heat stroke: While waiting for emergency care, move the person into shade or indoors, remove excess clothing and try to cool them with water, fans, ice packs or cold, wet towels.

Stroke: Get to the hospital as quickly as possible by ambulance to improve chance of surviving and having a full recovery.

Both: Call 9-1-1 or your local emergency services number ASAP