Understanding Heat-Related Illness -- Symptoms

What Are the Symptoms of Heat-Related Illnesses?

Heat cramp symptoms can include:

  • Severe, sometimes disabling, cramps that typically begin suddenly in the hands, calves, or feet
  • Hard, tense muscles

Heat exhaustion symptoms can include:

Heat exhaustion requires immediate attention.

Heat stroke symptoms can include:

Heat stroke can occur suddenly, without any symptoms of heat exhaustion. If a person is experiencing any symptoms of heat exhaustion or heat stroke, GET MEDICAL CARE IMMEDIATELY. Any delay could be fatal.

WebMD Medical Reference Reviewed by Minesh Khatri, MD on July 30, 2019



The American Red Cross. 

American Academy of Family Physicians.

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