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What are the symptoms of heat exhaustion?
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The main symptoms of heat exhaustion include heavy sweating, paleness, muscle cramps, weakness, dizziness, headache, nausea, or fainting. 2 Other signs of heat exhaustion include a high body temperature, rapid and shallow breathing, and a fast and weak pulse. 3 Heat exhaustion can be treated by moving to a cool environment, drinking lots of fluids and resting.