What is heat exhaustion?
A person with heat exhaustion has symptoms of dehydration and symptom of a low salt level, caused by excessive sweating. Heat exhaustion usually occurs after strenuous exercise in a warm environment.

What are the symptoms of heat exhaustion?
Symptoms of heat exhaustion include dizziness, dry mouth, dry skin, excessive thirst, fever, faintness, headache, muscle aches, nausea, palpitations, vomiting, and weakness and fatigue.

How does the doctor treat heat exhaustion?
Treatment for heat exhaustion includes removing clothing, a tepid water bath or sponge bath, oral fluids, intravenous fluids, and rest in a cool environment.