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Heat Exhaustion and Heat Stroke
by Rosalyn Carson-DeWitt, MD
Heat exhaustion is when the body overheats when you are too active in hot temperatures. Heat stroke is a more severe illness that can be life-threatening.
Both heat exhaustion and heat stroke happen under the following conditions:
Risk Factors TOP
Young children and older adults are at increased risk for heat exhaustion.
Factors that may increase your risk of heat exhaustion and heat stroke include:
Symptoms of heat exhaustion may include:
Symptoms of heat stroke may include:
You will be asked about your symptoms and medical history. A physical exam will be done.
Your bodily fluids may be tested. This can be done with blood tests.
Your heart activity may be measured. This can be done with an ECG.
Treatment for heat exhaustion includes:
Treatment for heat stroke includes:
To help reduce your chances of heat exhaustion and heat stroke:
American Red Cross
Family Doctor—American Academy of Family Physicians
Heat exhaustion and heatstroke. Family Doctor—American Academy of Family Physicians website. Available at: https://familydoctor.org/condition/heat-exhaustion-heatstroke. Updated February 2017. Accessed September 29, 2017.
Heat-related illnesses. EBSCO DynaMed Plus website. Available at: http://www.dynamed.... Updated June 29, 2016. Accessed September 28, 2016.
Last reviewed September 2017 by EBSCO Medical Review Board Marcin Chwistek, MD
Last Updated: 9/30/2014
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