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Heat Exhaustion and Heat Stroke (cont.)

Heat Exhaustion and Heat Stroke Symptoms

Heat exhaustion symptoms

  • Often pale with cool, moist skin

  • Sweating profusely

  • Muscle cramps or pains

  • Feels faint or dizzy

  • May complain of headache, weakness, thirst, and nausea

  • Core (rectal) temperature elevated-usually more than 100°F-and the pulse rate increased

Heat stroke symptoms

  • Unconscious or has a markedly abnormal mental status (dizziness, confusion, hallucinations, or coma)

  • Flushed, hot, and dry skin (although it may be moist initially from previous sweating or from attempts to cool the person with water)

  • May have slightly elevated blood pressure at first that falls later

  • May be hyperventilating

  • Rectal (core) temperature of 105°F or more



Next: When to Seek Medical Care »

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Heat Exhaustion and Heatstroke »

Heat illness is a major cause of preventable morbidity worldwide, especially in regions characterized by high ambient temperatures.

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