It usually occurs when body is exposed to extreme heat, especially when excess clothing is worn and while working in closed, badly ventilated rooms. Symptoms are – fainting, cold and damp skin and feeble or rapid pulse rates. But most cases recover.

Treatment

• The patient should be moved to a cool place and given a brisk rubbing with a cloth dipped in cold water.

• Lemon juice with honey added to hot water will provide the energy required and should be given periodically.

• A cold chest pack will stimulate the heart, promoting normal circulation.

• A cold compress on the forehead is useful.

• If the body temperature is below normal, then the legs should be wrapped with cloth dipped in hot water with a blanket over it.